CVE-2023-4911
GNU — GNU C Library Buffer Overflow Vulnerability
What EVULNABLE says
EVULNABLE Risk · priority
79/100
Urgent
Intelligence coverage 75/90 — no pre-patch disclosure data
The priority band answers “how soon”, not “how bad” — see Methodology for what it weighs and where it abstains.
The evidence behind it
| Measure | Value | Source |
|---|---|---|
| CVSS base score | 7.8 | NVD |
| FIRST EPSS | 0.814 (99.61st pctl) | FIRST |
| Actively exploited | Confirmed | CISA KEV |
| Ransomware campaign use | Unknown or none | CISA KEV |
| CISA remediation deadline | 2023-12-12 — Overdue by 2.7 years | CISA KEV |
What CISA says to do
- This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see ↗
- a=commitdiff
- h=1056e5b4c3f2d90ed2b4a55f96add28da2f4c8fa, https://access.redhat.com/security/cve/cve-2023-4911, https://www.debian.org/security/2023/dsa-5514
- nvd.nist.gov/…/CVE-2023-4911 ↗
The primary records
This page is an opinion about urgency. Where it and a source of record disagree, the source of record is the record.