Vendor / Project: GNU Product: GNU C Library Description: GNU C Library's dynamic loader ld.so contains a buffer overflow vulnerability when processing the GLIBC_TUNABLES environment variable, allowing a local attacker to execute code with elevated privileges. Required Action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Due Date: 2023-12-12 Ransomware Campaign Use: Unknown CWEs: CWE-122 Notes: 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: https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=1056e5b4c3f2d90ed2b4a55f96add28da2f4c8fa, https://access.redhat.com/security/cve/cve-2023-4911, https://www.debian.org/security/2023/dsa-5514 ; https://nvd.nist.gov/vuln/detail/CVE-2023-4911
CVE-2023-4911 — GNU C Library Buffer Overflow Vulnerability
Kurzinfo
Metadaten
- Original (extern): Link oeffnen
- Veroeffentlicht: 2023-11-21 00:00 UTC
- Importiert: 2026-10-20 22:46 UTC
- CVSS: 7.8
- Quelle-ID:
cisa_kev - uid_hash:
6348c2493013d62131301e961f11c50410efb92f7d7aa7c7fcb2baca919c2fcf
Inhalt
Verknuepfte CVEs
| CVE-ID | Severity (Quelle) | CVSS (Quelle) | Severity (CVE.org) | CVSS (CVE.org) | EPSS | EPSS-Pctl | Veroeffentlicht (CVE.org) |
|---|---|---|---|---|---|---|---|
HIGH |
7.8 |
HIGH |
7.8 |
2023-10-03 |
Quellen-Details
| Bezeichnung | Name | Kategorie | Tags | Zielgruppe | Sprache | Feed-URL |
|---|---|---|---|---|---|---|
| CISA – Known Exploited Vulnerabilities (KEV) | threat_intel | cisa, kev | - | de | https://raw.githubusercontent.com/cisagov/kev-data/develop/known_exploited_vulnerabilities.json |