The rpmpkgRead function in lib/package.c in RPM 4.10.x before 4.10.2 does not return an error code in certain situations involving an "unpar
The rpmpkgRead function in lib/package.c in RPM 4.10.x before 4.10.2 does not return an error code in certain situations involving an "unparseable signature," which allows remote attackers to bypass RPM signature checks via a crafted package.
- Published
- Jan 18, 2013
- Updated
- Jun 16, 2026
- EPSS
- 2.3% · 82th percentile
- CWE
- CWE-255
Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.
Report tools
Action score
18
Monitor
Low priority for now.
- CVSS
- 17 / 40 · 4.3 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.3%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| rpm | rpm | cpe:2.3:a:rpm:rpm |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- rpm rpm4.10.0
- rpm rpm4.10.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | rpm | before 4.10.1-2.1 | 4.10.1-2.1 |
Same product
rpm: all recordsOther highest-scoring records for the same primary product.
- CVE-2014-8118Integer overflow in RPM 4.12 and earlier allows remote attackers to execute arbitrary code via a crafted CPIO header in the payload section 42Plan
- CVE-2011-3378RPM 4.4.x through 4.9.x, probably before 4.9.1.2, allows remote attackers to cause a denial of service (memory corruption) and possibly exec39Monitor
- CVE-2013-6435Race condition in RPM 4.11.1 and earlier allows remote attackers to execute arbitrary code via a crafted RPM file whose installation extract32Monitor
- CVE-2017-7500It was found that rpm did not properly handle RPM installations when a destination path was a symbolic link to a directory, possibly changin31Monitor
- CVE-2017-7501It was found that versions of rpm before 4.13.0.2 use temporary files with predictable names when installing an RPM.31Monitor
- CVE-2021-20271A flaw was found in RPM's signature check functionality when reading a package file.28Monitor
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:rpm | 4.10.1-2.1 · Debian:12 | Package registry (OSV) |
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.
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
If successful
- Confidentiality
- none
- Integrity
- P · data or configuration can be modified
- Availability
- none
- Attack complexity
- M
- Confidentiality impact
- None
- Integrity impact
- P
- Availability impact
- None
Weakness class (CWE)
CWE-255 · Credentials Management ErrorsCVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
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.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
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
- rpm.org/gitweb?p=rpm.git%3Ba=commitdiff%3Bh=3d74c43
- rpm.org/wiki/Releases/4.10.2
- secunia.com/advisories/51706
- www.openwall.com/lists/oss-security/2013/01/03/9
- www.securityfocus.com/bid/57138
- www.ubuntu.com/usn/USN-1694-1
- bugzilla.novell.com/show_bug.cgi?id=796375
- exchange.xforce.ibmcloud.com/vulnerabilities/80953
Vendor advisories and official records. Exploit/PoC links are deliberately left out.