CVE-2020-8945
HIGHCVSS 7.5/10EPSS 5.07%
Last modified
CVE-2020-8945 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. This leads to a crash or potential code execution during GPG signature verification.. EPSS estimates a 5.07% chance of exploitation in the next 30 days.
Description
The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. This leads to a crash or potential code execution during GPG signature verification.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gpgme Project | Gpgme | < 0.1.1 |
| Redhat | Openshift Container Platform | 3.11 |
| Redhat | Openshift Container Platform | 4.1 |
| Redhat | Openshift Container Platform | 4.2 |
| Redhat | Openshift Container Platform | 4.3 |
| Redhat | Openshift Container Platform | 4.4 |
| Redhat | Openshift Container Platform | 4.5 |
| Redhat | Openshift Container Platform For Ibm Z | 4.1 |
| Redhat | Openshift Container Platform For Ibm Z | 4.2 |
| Redhat | Openshift Container Platform For Linuxone | 4.1 |
| Redhat | Openshift Container Platform For Linuxone | 4.2 |
| Fedoraproject | Fedora | 30 |
| Fedoraproject | Fedora | 31 |
| Fedoraproject | Fedora | 32 |
| Redhat | Enterprise Linux For Ibm Z Systems | 7.0 |
| Redhat | Enterprise Linux For Power Little Endian | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- https://access.redhat.com/errata/RHSA-2020:0679Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0689Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0697Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1795838Issue Tracking, Patch, Third Party Advisory
- https://github.com/containers/image/commit/4c7a23f82ef09127b0ff28366d1cf31316dd6cc1Patch, Third Party Advisory
- https://github.com/proglottis/gpgme/compare/v0.1.0...v0.1.1Patch, Third Party Advisory
- https://github.com/proglottis/gpgme/pull/23Exploit, Patch, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0679Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0689Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0697Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1795838Issue Tracking, Patch, Third Party Advisory
- https://github.com/containers/image/commit/4c7a23f82ef09127b0ff28366d1cf31316dd6cc1Patch, Third Party Advisory
- https://github.com/proglottis/gpgme/compare/v0.1.0...v0.1.1Patch, Third Party Advisory
- https://github.com/proglottis/gpgme/pull/23Exploit, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8945?
The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. This leads to a crash or potential code execution during GPG signature verification.
How severe is CVE-2020-8945?
CVE-2020-8945 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 5.07% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8945?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-8945?
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Scan your code nowSource: NVD / NIST