Is CVE-2002-0640 in the CISA KEV catalog?

No. CVE-2002-0640 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2002-0640?

CVE-2002-0640 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2002-0640?

CVE-2002-0640 has an EPSS score of 27.32% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2002-0640

HIGHEPSS 98th pctl

10.0

CVSS v2

NVD

Description

Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

27.32%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000502
http://marc.info/?l=bugtraq&m=102514371522793&w=2
http://marc.info/?l=bugtraq&m=102514631524575&w=2
http://marc.info/?l=bugtraq&m=102521542826833&w=2
http://marc.info/?l=bugtraq&m=102532054613894&w=2
http://www.cert.org/advisories/CA-2002-18.html
http://www.debian.org/security/2002/dsa-134
http://www.kb.cert.org/vuls/id/369347
http://www.linuxsecurity.com/advisories/other_advisory-2177.html
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2002:040
http://www.novell.com/linux/security/advisories/2002_024_openssh_txt.html
http://www.openwall.com/lists/oss-security/2024/07/01/3
http://www.osvdb.org/839
http://www.redhat.com/support/errata/RHSA-2002-127.html
http://www.redhat.com/support/errata/RHSA-2002-131.html
http://www.securityfocus.com/bid/5093
http://www1.itrc.hp.com/service/cki/docDisplay.do?docId=HPSBUX0206-195

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.