CVE-2020-37164CWE-120

AbsoluteTelnet 11.12 - "license entry" Denial of Service

Medium · published February 6, 2026

CVSS v4.0
6.7
EPSS
0%
Percentile
15.4
In the wild
Unconfirmed
What it is

AbsoluteTelnet 11.12 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an oversized license name. Attackers can generate a 2500-character payload and paste it into the license entry field to trigger an application crash.

The record
Technical detail
CVSS v4.0
6.7 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00250 · 15.4th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-02-06T23:14Z
EPSS history
Timeline
  • 06 FEB 23:14Z
    AbsoluteTelnet 11.12 - "license entry" Denial of Service
    cvelistv5