CVE-2026-32746

Published: Mar 13, 2026Modified: Jun 17, 2026

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: MITRE (Secondary)

Description

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check whether the buffer is full.

Affected (1)

Products: Gnu: Inetutils

Gnu

1 product

Inetutils

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Gnu Inetutils	Up to 2.7

Related CWEs

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References (4)

https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.html

Source: cve@mitre.org

ExploitVendor Advisory

https://www.openwall.com/lists/oss-security/2026/03/12/4

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2026/03/14/1

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

https://github.com/watchtowrlabs/watchtowr-vs-telnetd-CVE-2026-32746

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Third Party Advisory

Timeline

No history available yet.