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CVE-2022-30633· NVD / CVE Program· CNA Go

Stack exhaustion when unmarshaling certain documents in encoding/xml

Noroxi assessment

Priority: Monitor (action score 31/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 2% (FIRST EPSS); higher than 81.2% of all records.
  • 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.
  • According to CISA the attack is automatable: targets can be found by mass scanning.
  • Fixed version: Go standard library encoding/xml 1.17.12, 1.18.4.
  • Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Low priority for now. Upgrade to Go standard library encoding/xml 1.17.12, 1.18.4 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

Uncontrolled recursion in Unmarshal in encoding/xml before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via unmarshalling an XML document into a Go struct which has a nested field that uses the 'any' field tag.

HighCVSS 7.5 · v3.1—No exploit Fix available
Published
Aug 10, 2022
Updated
Jun 17, 2026
EPSS
2.0% · 81th percentile

Report tools

JSON

Action score

31

Monitor

Low priority for now.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.0%

CISA SSVC decision

Exploitation
none
Automatable
yes
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • No public exploit code on record
  • A fix has been released

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2022-30633

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
golanggo

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • golang gobefore 1.17.12
  • golang go1.18.0 and later · before 1.18.4

Versions reported by the vendor

Affected version ranges reported by the assigning authority (Go). Independent of NVD's CPE analysis and usually ahead of it.

  • Go standard library encoding/xml

    • before 1.17.12affected · semver
    • 1.18.0-0 and later · before 1.18.4affected · semver

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
AlmaLinux:8aardvark-dnsbefore 2:1.5.0-2.module_el8.8.0+3470+252b19102:1.5.0-2.module_el8.8.0+3470+252b1910
AlmaLinux:8aardvark-dnsbefore 2:1.0.1-37.module_el8.8.0+3468+16b86c822:1.0.1-37.module_el8.8.0+3468+16b86c82
AlmaLinux:8buildahbefore 1:1.29.1-1.module_el8.8.0+3470+252b19101:1.29.1-1.module_el8.8.0+3470+252b1910
AlmaLinux:8buildahbefore 1.19.9-6.module_el8.7.0+3297+1eb250cf1.19.9-6.module_el8.7.0+3297+1eb250cf
AlmaLinux:8buildahbefore 1:1.24.6-5.module_el8.8.0+3468+16b86c821:1.24.6-5.module_el8.8.0+3468+16b86c82
AlmaLinux:8buildah-testsbefore 1:1.29.1-1.module_el8.8.0+3470+252b19101:1.29.1-1.module_el8.8.0+3470+252b1910
AlmaLinux:8buildah-testsbefore 1.19.9-6.module_el8.7.0+3297+1eb250cf1.19.9-6.module_el8.7.0+3297+1eb250cf
AlmaLinux:8buildah-testsbefore 1:1.24.6-5.module_el8.8.0+3468+16b86c821:1.24.6-5.module_el8.8.0+3468+16b86c82
AlmaLinux:8cockpit-podmanbefore 63.1-1.module_el8.8.0+3557+7ba9cc1363.1-1.module_el8.8.0+3557+7ba9cc13
AlmaLinux:8cockpit-podmanbefore 46-1.module_el8.7.0+3344+5bcd850f46-1.module_el8.7.0+3344+5bcd850f
AlmaLinux:8cockpit-podmanbefore 29-2.module_el8.6.0+2876+9ed4eae229-2.module_el8.6.0+2876+9ed4eae2
AlmaLinux:8conmonbefore 2:2.1.4-1.module_el8.7.0+3344+5bcd850f2:2.1.4-1.module_el8.7.0+3344+5bcd850f
AlmaLinux:8conmonbefore 2:2.0.26-3.module_el8.7.0+3297+1eb250cf2:2.0.26-3.module_el8.7.0+3297+1eb250cf
AlmaLinux:8conmonbefore 3:2.1.6-1.module_el8.8.0+3470+252b19103:2.1.6-1.module_el8.8.0+3470+252b1910
AlmaLinux:8container-selinuxbefore 2:2.189.0-1.module_el8.7.0+3406+a17c41802:2.189.0-1.module_el8.7.0+3406+a17c4180
AlmaLinux:8container-selinuxbefore 2:2.189.0-1.module_el8.6.0+3336+00d107d52:2.189.0-1.module_el8.6.0+3336+00d107d5
AlmaLinux:8container-selinuxbefore 2:2.189.0-1.module_el8.7.0+3297+1eb250cf2:2.189.0-1.module_el8.7.0+3297+1eb250cf
AlmaLinux:8container-selinuxbefore 2:2.205.0-2.module_el8.8.0+3557+7ba9cc132:2.205.0-2.module_el8.8.0+3557+7ba9cc13
AlmaLinux:8container-selinuxbefore 2:2.199.0-1.module_el8.8.0+3468+16b86c822:2.199.0-1.module_el8.8.0+3468+16b86c82
AlmaLinux:8containernetworking-pluginsbefore 0.9.1-1.module_el8.6.0+3136+bfcd65b60.9.1-1.module_el8.6.0+3136+bfcd65b6
AlmaLinux:8containernetworking-pluginsbefore 1:1.1.1-2.module_el8.7.0+3344+5bcd850f1:1.1.1-2.module_el8.7.0+3344+5bcd850f
AlmaLinux:8containernetworking-pluginsbefore 1:1.2.0-1.module_el8.8.0+3470+252b19101:1.2.0-1.module_el8.8.0+3470+252b1910
AlmaLinux:8containernetworking-pluginsbefore 0.9.1-1.module_el8.6.0+2876+9ed4eae20.9.1-1.module_el8.6.0+2876+9ed4eae2
AlmaLinux:8containers-commonbefore 1:1.2.4-2.module_el8.7.0+3297+1eb250cf1:1.2.4-2.module_el8.7.0+3297+1eb250cf

+96

Other highest-scoring records for the same primary product.

  • CVE-2018-7187The "go get" implementation in Go 1.9.4, when the -insecure command-line option is used, does not validate the import path (get/vcs.go only
    54Plan
  • CVE-2018-16873In Go before 1.10.6 and 1.11.x before 1.11.3, the "go get" command is vulnerable to remote code execution when executed with the -u flag and
    52Plan
  • CVE-2021-38297Go before 1.16.9 and 1.17.x before 1.17.2 has a Buffer Overflow via large arguments in a function invocation from a WASM module, when GOARCH
    42Plan
  • CVE-2019-14809net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applica
    42Plan
  • CVE-2015-5739The net/http library in net/textproto/reader.go in Go before 1.4.3 does not properly parse HTTP header keys, which allows remote attackers t
    42Plan
  • CVE-2017-15041Go before 1.8.4 and 1.9.x before 1.9.1 allows "go get" remote command execution.
    42Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Go standard library encoding/xml1.17.12Vendor (CNA)
Go standard library encoding/xml1.18.4Vendor (CNA)
almalinux:buildah1.19.9-6.module_el8.7.0+3297+1eb250cf · AlmaLinux:8Package registry (OSV)
almalinux:buildah-tests1.19.9-6.module_el8.7.0+3297+1eb250cf · AlmaLinux:8Package registry (OSV)
almalinux:delve1.7.2-1.module_el8.6.0+2736+ec10aba8 · AlmaLinux:8Package registry (OSV)
almalinux:go-toolset1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:golang1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:golang-bin1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:golang-docs1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:golang-misc1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:golang-race1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:golang-src1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:golang-tests1.17.12-1.module_el8.6.0+3065+e17ed2d4 · AlmaLinux:8Package registry (OSV)
almalinux:grafana7.5.15-3.el8 · AlmaLinux:8Package registry (OSV)
debian:golang-1.191.19~rc2-1 · Debian:12Package registry (OSV)
Go:stdlib1.17.12Package registry (OSV)
Go:stdlib1.18.4Package registry (OSV)
opensuse:go1.171.17.13-150000.1.42.1 · openSUSE:Leap 15.3Package registry (OSV)
opensuse:go1.181.18.5-150000.1.25.1 · openSUSE:Leap 15.3Package registry (OSV)
opensuse:go1.18-openssl1.18.10.1-150000.1.9.1 · openSUSE:Leap 15.4Package registry (OSV)
red hat:delve0:1.7.2-1.module+el8.6.0+12972+ebab5911 · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:delve-debuginfo0:1.7.2-1.module+el8.6.0+12972+ebab5911 · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:delve-debugsource0:1.7.2-1.module+el8.6.0+12972+ebab5911 · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:go-toolset0:1.17.12-1.module+el8.6.0+16014+a372c00b · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:go-toolset-1.17-golang0:1.17.12-1.el7_9 · Red Hat:devtools:2022Package registry (OSV)
red hat:golang0:1.17.12-1.module+el8.6.0+16014+a372c00b · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:golang-bin0:1.17.12-1.module+el8.6.0+16014+a372c00b · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:golang-docs0:1.17.12-1.module+el8.6.0+16014+a372c00b · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:golang-misc0:1.17.12-1.module+el8.6.0+16014+a372c00b · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)
red hat:golang-race0:1.17.12-1.module+el8.6.0+16014+a372c00b · Red Hat:enterprise_linux:8::appstreamPackage registry (OSV)

+17

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

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.

No dated events beyond publication.

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.

Finders, 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).

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

All national notices →

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
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Show all references (4 more)

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records