Buffer overflow in Gnu Glibc
CVE-2023-25139
sprintf in the GNU C Library (glibc) 2.37 has a buffer overflow (out-of-bounds write) in some situations with a correct buffer size. This is unrelated to CWE-676. It may write beyond the bounds of the destination buffer when attempting to…
Vulnerability class: Buffer Overflow
EPSS: 0.014 (70.0th percentile) — read the EPSS interpretation.
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.
Affected products
- Gnu Glibc — versions 2.37
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, Issue Tracking)
- cve@mitre.org (mailing-list)
- cve@mitre.org
Frequently asked questions
- What is CVE-2023-25139?
- CVE-2023-25139 is a critical-severity vulnerability in Gnu Glibc, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-02-03.
- How severe is CVE-2023-25139?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-25139 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.