Vulnerability details

CVE-2026-32746

GNU Inetutils
CVSS 3.1
9.8Critical

Official 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.

CVSS scores

ScoreVersionSourceVector
9.8Critical 3.1 CVEProject cvelistV5 (CNA) (mitre) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

VendorProductVersionsSource
GNU Inetutils v ≤ 2.7 CVEProject cvelistV5 (CNA)

References and advisories

4
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Details

Published
2026-03-13
Last updated
2026-03-23
State
Published
Assigner (CNA)
mitre

Exploit prediction (EPSS)

45.29%
Probability of exploitation in 30 days
98.7%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
Yes
Exploitation
Proof of concept
Technical impact
Total

Weaknesses (CWE)

  • CWE-120
    Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')