CVE-2002-1336

Description

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users.

Risk Information

Base Score

9.8

MODERATE

Vector

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

EPSS Score

Exploitation Probability

1.074

Associated Vulnerability

Vulnerability	OS Platform
Update TightVNC 1.2.6 to latest version	Windows
Update TightVNC (x64) 1.2.6 to latest version	Windows

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234