CVE-2011-4862 - CVE House
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Status published Critical CVE-2011-4862

Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through...

Vulnerability Description

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 earlier, Heimdal 1.5.1 and earlier, GNU inetutils, and possibly other products allows remote attackers to execute arbitrary code via a long encryption key, as exploited in the wild in December 2011.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

inetutils, heimdal, krb5-appl, freebsd, fedora, debian linux, opensuse, linux enterprise desktop, linux enterprise server, linux enterprise software development kit
Vulnerable Versions:
0, 7.3, 15, 16, 5.0, 6.0, 7.0, 11.3, 11.4, 10, 11, 9

Timeline

Official Publish: December 25th, 2011
Last Modified: August 7th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.