Is CVE-2003-0686 in the CISA KEV catalog?

No. CVE-2003-0686 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0686?

CVE-2003-0686 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2003-0686?

CVE-2003-0686 has an EPSS score of 25.43% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2003-0686

HIGHEPSS 98th pctl

7.5

CVSS v2

NVD

Description

Buffer overflow in PAM SMB module (pam_smb) 1.1.6 and earlier, when authenticating to a remote service, allows remote attackers to execute arbitrary code.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

25.43%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=000734
http://marc.info/?l=bugtraq&m=106252769930090&w=2
http://secunia.com/advisories/9611
http://us2.samba.org/samba/ftp/pam_smb/
http://www.debian.org/security/2003/dsa-374
http://www.kb.cert.org/vuls/id/680260
http://www.redhat.com/support/errata/RHSA-2003-261.html
http://www.redhat.com/support/errata/RHSA-2003-262.html
http://www.turbolinux.com/security/TLSA-2003-50.txt
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A469

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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.