CVE-2002-0639
CRITICAL severity · CVSS 9.8 · Integer overflow
9.8CVSS CRITICAL
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)18%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-030.0.txt
- http://archives.neohapsis.com/archives/bugtraq/2002-06/0335.html
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000502
- http://www.cert.org/advisories/CA-2002-18.htmlAdvisory
- http://www.debian.org/security/2002/dsa-134
- http://marc.info/?l=bugtraq&m=102514371522793&w=2Exploit
- http://marc.info/?l=bugtraq&m=102514631524575&w=2Exploit
- http://marc.info/?l=bugtraq&m=102521542826833&w=2Exploit