CVE-2002-0639

critical

Description

Integer overflow in sshd in OpenSSH 2.9.9 through 3.3 allows remote attackers to execute arbitrary code during challenge response authentication (ChallengeResponseAuthentication) when OpenSSH is using SKEY or BSD_AUTH authentication.

References

Advisories

https://web.archive.org/web/20080622172542/www.iss.net/threats/advise123.html

http://www.kb.cert.org/vuls/id/369347

http://www.cert.org/advisories/CA-2002-18.html

Details

Source: Mitre, NVD

Published: 2002-07-03

Updated: 2025-04-03

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H