Vulnerability in Gssproxy Project
CVE-2020-12658
gssproxy (aka gss-proxy) before 0.8.3 does not unlock cond_mutex before pthread exit in gp_worker_main() in gp_workers.c. NOTE: An upstream comment states "We are already on a shutdown path when running the code in question, so a DoS there doesn't make any sense, and there has been no additional information provided us (as upstream) to indicate why this would be a problem.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.018 · change: +0.001
Affected products
- Gssproxy Project
- Debian Linux — versions 9.0
Weakness classification (CWE)
References
- pagure.io/gssproxy/c/cb761412e299ef907f22cd7c4146d50c8a792003 (Third Party Advisory)
- github.com/gssapi/gssproxy/compare/v0.8.2...v0.8.3 (Third Party Advisory)
- github.com/gssapi/gssproxy/commit/cb761412e299ef907f22cd7c4146d50c8a792003 (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/01/msg00004.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-12658?
- CVE-2020-12658 is a critical-severity vulnerability in Gssproxy Project, classified under Improper Locking. CVSS score: 9.8/10. Published 2020-12-31.
- How severe is CVE-2020-12658?
- Critical severity. CVSS v3 base score is 9.8 out of 10.