KEV Entry

CVE-2023-4911

Known Exploited Vulnerability Entry Previdian

Entry Details
Confirmed Exploited

CVE-2023-4911

2023-11-21 01:00 CET


Timestamps

2023-11-21

2023-11-21


Scope

Glibc: buffer overflow in ld.so leading to privilege escalation | Affected: Red Hat / , Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 9.0 Extended Update Support, Red Hat Virtualization 4 for Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 | CVSS: 7.8 (HIGH) | EPSS: 0.81422 | Used in malware: unknown | Not yet in CISA KEV: False


References
  • {'id': 'CVE-2023-4911', 'url': 'https://www.cve.org/CVERecord?id=CVE-2023-4911'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2023-4911'}

08d3fa06-2065-4ee3-b38e-d8e4bcd06178

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-10-02 09:11 CEST

2026-10-02 09:11 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details
{
  "added_date": "2023-11-21T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2023-4911",
  "cvss_estimated": false,
  "cvss_score": 7.8,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.99631,
  "epss_score": 0.81422,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": ", Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 9.0 Extended Update Support, Red Hat Virtualization 4 for Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7",
  "title": "Glibc: buffer overflow in ld.so leading to privilege escalation",
  "used_in_malware": "unknown",
  "vendor": "Red Hat",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2023-4911"
}
-