CVE-2020-9547· NVD / CVE Program· CNA mitre
FasterXML jackson-databind 2.x before 2.9.10.4 mishandles the interaction between serialization gadgets and typing, related to com.ibatis.sq
FasterXML jackson-databind 2.x before 2.9.10.4 mishandles the interaction between serialization gadgets and typing, related to com.ibatis.sqlmap.engine.transaction.jta.JtaTransactionConfig (aka ibatis-sqlmap).
CriticalCVSS 9.8 · v3.1—Proof of concept Fix available
- Published
- Mar 2, 2020
- Updated
- Jun 16, 2026
- EPSS
- 18.4% · 97th percentile
- CWE
- CWE-502
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Report tools
Action score
45
Plan
Add it to your regular patch cycle.
- CVSS
- 39 / 40 · 9.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 6 / 30 · 18.4%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| fasterxml | jackson-databind | cpe:2.3:a:fasterxml:jackson-databind |
| netapp | active iq unified manager | cpe:2.3:a:netapp:active_iq_unified_manager |
| debian | debian linux | cpe:2.3:o:debian:debian_linux |
| oracle | autovue for agile product lifecycle management | cpe:2.3:a:oracle:autovue_for_agile_product_lifecycle_management |
| oracle | banking platform | cpe:2.3:a:oracle:banking_platform |
| oracle | communications contacts server | cpe:2.3:a:oracle:communications_contacts_server |
| oracle | communications evolved communications application server | cpe:2.3:a:oracle:communications_evolved_communications_application_server |
| oracle | communications instant messaging server | cpe:2.3:a:oracle:communications_instant_messaging_server |
| oracle | communications network charging and control | cpe:2.3:a:oracle:communications_network_charging_and_control |
| oracle | enterprise manager base platform | cpe:2.3:a:oracle:enterprise_manager_base_platform |
| oracle | global lifecycle management opatch | cpe:2.3:a:oracle:global_lifecycle_management_opatch |
| oracle | jd edwards enterpriseone orchestrator | cpe:2.3:a:oracle:jd_edwards_enterpriseone_orchestrator |
and 4 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- debian debian linux8.0
- fasterxml jackson-databind2.8.0 and later · before 2.8.11.6
- fasterxml jackson-databind2.9.0 and later · before 2.9.10.4
- fasterxml jackson-databind2.0.0 and later · before 2.7.9.7
- netapp active iq unified manager7.3 and later
- netapp active iq unified manager9.5 and later
- oracle autovue for agile product lifecycle management21.0.2
- oracle banking platform2.4.0 and later · up to 2.9.0 inclusive
- oracle communications contacts server8.0.0.4.0
- oracle communications evolved communications application server7.1
- oracle communications instant messaging server10.0.1.4.0
- oracle communications network charging and control12.0.0 and later · up to 12.0.3 inclusive
- oracle communications network charging and control6.0.1
- oracle enterprise manager base platform13.3.0.0
- oracle enterprise manager base platform13.4.0.0
- oracle global lifecycle management opatchbefore 12.2.0.1.20
- oracle jd edwards enterpriseone orchestratorbefore 9.2.4.2
- oracle jd edwards enterpriseone toolsbefore 9.2.4.2
- oracle primavera unifier17.7 and later · up to 17.12 inclusive
- oracle primavera unifier16.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | jackson-databind | before 2.11.1-1 | 2.11.1-1 |
| Debian:8 | jackson-databind | before 2.4.2-2+deb8u12 | 2.4.2-2+deb8u12 |
| Maven | com.fasterxml.jackson.core:jackson-databind | from 2.0.0 · before 2.7.9.7 | 2.7.9.7 |
| Maven | com.fasterxml.jackson.core:jackson-databind | from 2.8.0 · before 2.8.11.6 | 2.8.11.6 |
| Maven | com.fasterxml.jackson.core:jackson-databind | from 2.9.0 · before 2.9.10.4 | 2.9.10.4 |
| Red Hat:enterprise_linux:8::appstream | apache-commons-collections | before 0:3.2.2-10.module+el8.1.0+3366+6dfb954c | 0:3.2.2-10.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | apache-commons-lang | before 0:2.6-21.module+el8.1.0+3366+6dfb954c | 0:2.6-21.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | bea-stax | before 0:1.2.0-16.module+el8.1.0+3366+6dfb954c | 0:1.2.0-16.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | bea-stax-api | before 0:1.2.0-16.module+el8.1.0+3366+6dfb954c | 0:1.2.0-16.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | glassfish-fastinfoset | before 0:1.2.13-9.module+el8.1.0+3366+6dfb954c | 0:1.2.13-9.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | glassfish-jaxb | before 0:2.2.11-11.module+el8.1.0+3366+6dfb954c | 0:2.2.11-11.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | glassfish-jaxb-api | before 0:2.2.12-8.module+el8.1.0+3366+6dfb954c | 0:2.2.12-8.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | glassfish-jaxb-core | before 0:2.2.11-11.module+el8.1.0+3366+6dfb954c | 0:2.2.11-11.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | glassfish-jaxb-runtime | before 0:2.2.11-11.module+el8.1.0+3366+6dfb954c | 0:2.2.11-11.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | glassfish-jaxb-txw2 | before 0:2.2.11-11.module+el8.1.0+3366+6dfb954c | 0:2.2.11-11.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | jackson-annotations | before 0:2.10.0-1.module+el8.2.0+5059+3eb3af25 | 0:2.10.0-1.module+el8.2.0+5059+3eb3af25 |
| Red Hat:enterprise_linux:8::appstream | jackson-core | before 0:2.10.0-1.module+el8.2.0+5059+3eb3af25 | 0:2.10.0-1.module+el8.2.0+5059+3eb3af25 |
| Red Hat:enterprise_linux:8::appstream | jackson-databind | before 0:2.10.0-1.module+el8.2.0+5059+3eb3af25 | 0:2.10.0-1.module+el8.2.0+5059+3eb3af25 |
| Red Hat:enterprise_linux:8::appstream | jackson-jaxrs-json-provider | before 0:2.9.9-1.module+el8.1.0+3832+9784644d | 0:2.9.9-1.module+el8.1.0+3832+9784644d |
| Red Hat:enterprise_linux:8::appstream | jackson-jaxrs-providers | before 0:2.9.9-1.module+el8.1.0+3832+9784644d | 0:2.9.9-1.module+el8.1.0+3832+9784644d |
| Red Hat:enterprise_linux:8::appstream | jackson-module-jaxb-annotations | before 0:2.7.6-4.module+el8.1.0+3366+6dfb954c | 0:2.7.6-4.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | jakarta-commons-httpclient | before 1:3.1-28.module+el8.1.0+3366+6dfb954c | 1:3.1-28.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | javassist | before 0:3.18.1-8.module+el8.1.0+3366+6dfb954c | 0:3.18.1-8.module+el8.1.0+3366+6dfb954c |
| Red Hat:enterprise_linux:8::appstream | javassist-javadoc | before 0:3.18.1-8.module+el8.1.0+3366+6dfb954c | 0:3.18.1-8.module+el8.1.0+3366+6dfb954c |
+96
Same product
fasterxml: all recordsOther highest-scoring records for the same primary product.
- CVE-2017-17485FasterXML jackson-databind through 2.8.10 and 2.9.x through 2.9.3 allows unauthenticated remote code execution because of an incomplete fix 54Plan
- CVE-2017-7525A deserialization flaw was discovered in the jackson-databind, versions before 2.6.7.1, 2.7.9.1 and 2.8.9, which could allow an unauthentica50Plan
- CVE-2020-8840FasterXML jackson-databind 2.0.0 through 2.9.10.2 lacks certain xbean-reflect/JNDI blocking, as demonstrated by org.apache.xbean.propertyedi47Plan
- CVE-2020-9548FasterXML jackson-databind 2.x before 2.9.10.4 mishandles the interaction between serialization gadgets and typing, related to br.com.antero45Plan
- CVE-2018-7489FasterXML jackson-databind before 2.7.9.3, 2.8.x before 2.8.11.1 and 2.9.x before 2.9.5 allows unauthenticated remote code execution because45Plan
- CVE-2018-14721FasterXML jackson-databind 2.x before 2.9.7 might allow remote attackers to conduct server-side request forgery (SSRF) attacks by leveraging43Plan
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| Debian:jackson-databind | 2.11.1-1 · Debian:12 | Package registry (OSV) |
| Maven:com.fasterxml.jackson.core:jackson-databind | 2.7.9.7 | Package registry (OSV) |
| Maven:com.fasterxml.jackson.core:jackson-databind | 2.8.11.6 | Package registry (OSV) |
| Maven:com.fasterxml.jackson.core:jackson-databind | 2.9.10.4 | Package registry (OSV) |
| Red Hat:candlepin | 0:2.6.16-1.el7sat · Red Hat:satellite:6.6::el7 | Package registry (OSV) |
| Red Hat:candlepin-selinux | 0:2.6.16-1.el7sat · Red Hat:satellite:6.6::el7 | Package registry (OSV) |
| Red Hat:foreman | 0:1.22.0.39-2.el7sat · Red Hat:satellite_capsule:6.6::el7 | Package registry (OSV) |
| Red Hat:foreman-cli | 0:1.22.0.39-2.el7sat · Red Hat:satellite:6.6::el7 | Package registry (OSV) |
| Red Hat:foreman-debug | 0:1.22.0.39-2.el7sat · Red Hat:satellite_capsule:6.6::el7 | Package registry (OSV) |
| Red Hat:foreman-ec2 | 0:1.22.0.39-2.el7sat · Red Hat:satellite:6.6::el7 | Package registry (OSV) |
| Red Hat:foreman-gce | 0:1.22.0.39-2.el7sat · Red Hat:satellite:6.6::el7 | Package registry (OSV) |
| Red Hat:foreman-journald | 0:1.22.0.39-2.el7sat · Red Hat:satellite:6.6::el7 | Package registry (OSV) |
| Red Hat:satellite | 0:6.6.3-1.el7sat · Red Hat:satellite_capsule:6.6::el7 | Package registry (OSV) |
| Red Hat:satellite-capsule | 0:6.6.3-1.el7sat · Red Hat:satellite_capsule:6.6::el7 | Package registry (OSV) |
| Red Hat:satellite-common | 0:6.6.3-1.el7sat · Red Hat:satellite_capsule:6.6::el7 | Package registry (OSV) |
| Red Hat:satellite-debug-tools | 0:6.6.3-1.el7sat · Red Hat:satellite_capsule:6.6::el7 | Package registry (OSV) |
| Rocky Linux:apache-commons-collections | 0:3.2.2-10.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:apache-commons-lang | 0:2.6-21.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:bea-stax | 0:1.2.0-16.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:glassfish-fastinfoset | 0:1.2.13-9.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:glassfish-jaxb | 0:2.2.11-11.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:glassfish-jaxb-api | 0:2.2.12-8.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:jackson-annotations | 0:2.10.0-1.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:jackson-core | 0:2.10.0-1.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:jackson-databind | 0:2.10.0-1.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:jackson-jaxrs-providers | 0:2.9.9-1.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:jackson-module-jaxb-annotations | 0:2.7.6-4.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
| Rocky Linux:jakarta-commons-httpclient | 1:3.1-28.module+el8.3.0+53+ea062990 · Rocky Linux:8 | Package registry (OSV) |
Exploit status
Proof of concept available
A public proof of concept or detection signature exists. Exploit knowledge is out there; don't delay patching.
Evidence
- Nuclei detection template ×1
- Proof-of-concept repository on GitHub ×1
Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.
| Source | Kind | Date |
|---|---|---|
| Nuclei detection template | Nuclei template CVE-2020-9547 | — |
| Proof-of-concept repository on GitHub | stars:23 | 2020-03-02 |
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
- First PoCsame day
- Published
- TodaySep 30, 2026+2403 d
EPSS, last 120 days
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-502 · Deserialization of Untrusted DataCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Root cause
Data received over the network is deserialized into the language’s native object format without verifying its source. Code paths inside the object can be triggered during deserialization.
The bug in code
The whole CWE-502 classA representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.
Vulnerable
payload = sock.recv(65536)job = pickle.loads(payload)Fixed
payload = sock.recv(65536)if not hmac.compare_digest(sign(payload), header_sig): raise PermissionError("invalid signature")job = JobSchema.validate(json.loads(payload))Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
—
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- github.com/FasterXML/jackson-databind/issues/2634
- lists.apache.org/thread.html/r35d30db00440ef63b791c4b7f7acb036e14d4a23afa2a249cb66c0fd%40%3Cissues.zookeeper.apache.org%3E
- lists.apache.org/thread.html/r4accb2e0de9679174efd3d113a059bab71ff3ec53e882790d21c1cc1%40%3Cnotifications.zookeeper.apache.org%3E
- lists.apache.org/thread.html/r742ef70d126548dcf7de5be5779355c9d76a9aec71d7a9ef02c6398a%40%3Cnotifications.zookeeper.apache.org%3E
- lists.apache.org/thread.html/r893a0104e50c1c2559eb9a5812add28ae8c3e5f43712947a9847ec18%40%3Cnotifications.zookeeper.apache.org%3E
- lists.apache.org/thread.html/r9464a40d25c3ba1a55622db72f113eb494a889656962d098c70c5bb1%40%3Cdev.zookeeper.apache.org%3E
- lists.apache.org/thread.html/r98c9b6e4c9e17792e2cd1ec3e4aa20b61a791939046d3f10888176bb%40%3Cissues.zookeeper.apache.org%3E
- lists.apache.org/thread.html/ra3e90712f2d59f8cef03fa796f5adf163d32b81fe7b95385f21790e6%40%3Cnotifications.zookeeper.apache.org%3E
- lists.apache.org/thread.html/rb6fecb5e96a6d61e175ff49f33f2713798dd05cf03067c169d195596%40%3Cissues.zookeeper.apache.org%3E
- lists.apache.org/thread.html/rc0d5d0f72da1ed6fc5e438b1ddb3fa090c73006b55f873cf845375ab%40%3Cnotifications.zookeeper.apache.org%3E
- lists.apache.org/thread.html/rd0e958d6d5c5ee16efed73314cd0e445c8dbb4bdcc80fc9d1d6c11fc%40%3Cdev.zookeeper.apache.org%3E
- lists.apache.org/thread.html/rd5a4457be4623038c3989294429bc063eec433a2e55995d81591e2ca%40%3Cissues.zookeeper.apache.org%3E
- lists.apache.org/thread.html/rdd49ab9565bec436a896bc00c4b9fc9dce1598e106c318524fbdfec6%40%3Cissues.zookeeper.apache.org%3E
- lists.apache.org/thread.html/rdd4df698d5d8e635144d2994922bf0842e933809eae259521f3b5097%40%3Cissues.zookeeper.apache.org%3E
- lists.apache.org/thread.html/redbe4f1e21bf080f637cf9fbec47729750a2f443a919765360337428%40%3Cnotifications.zookeeper.apache.org%3E
- lists.apache.org/thread.html/rf1bbc0ea4a9f014cf94df9a12a6477d24a27f52741dbc87f2fd52ff2%40%3Cissues.geode.apache.org%3E
- lists.debian.org/debian-lts-announce/2020/03/msg00008.html
- medium.com/%40cowtowncoder/on-jackson-cves-dont-panic-here-is-what-you-need-to-know-54cd0d6e8062
- security.netapp.com/advisory/ntap-20200904-0006/
- www.oracle.com/security-alerts/cpujan2021.html
Vendor advisories and official records. Exploit/PoC links are deliberately left out.