KEV Entry

CVE-2011-4862

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2011-4862

2011-12-25 02:00 CET

Timestamps

2011-12-25

2011-12-25

Scope

Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and... | Affected: FreeBSD / FreeBSD | CVSS: 10.0 (HIGH) | EPSS: 0.94983 | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2011-4862', 'url': 'https://www.cve.org/CVERecord?id=CVE-2011-4862'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2011-4862'}

44d5f494-54b8-41f3-98a9-313abfdaa7df

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

2026-10-02 09:10 CEST

2026-10-02 09:10 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2011-12-25T01:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2011-4862",
  "cvss_estimated": false,
  "cvss_score": 10.0,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.99861,
  "epss_score": 0.94983,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": true,
  "previous_ids": [],
  "product": "FreeBSD",
  "title": "Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and...",
  "used_in_malware": "unknown",
  "vendor": "FreeBSD",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2011-4862"
}
 -
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