Is CVE-2002-0163 in the CISA KEV catalog?

No. CVE-2002-0163 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2002-0163?

CVE-2002-0163 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2002-0163?

CVE-2002-0163 has an EPSS score of 15.05% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2002-0163

HIGHEPSS 96th pctl

7.5

CVSS v2

NVD

Description

Heap-based buffer overflow in Squid before 2.4 STABLE4, and Squid 2.5 and 2.6 until March 12, 2002 distributions, allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via compressed DNS responses.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

15.05%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

http://marc.info/?l=bugtraq&m=101716495023226&w=2
http://rhn.redhat.com/errata/RHSA-2002-051.html
http://www.iss.net/security_center/static/8628.php
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-027.php
http://www.securityfocus.com/bid/4363
http://www.squid-cache.org/Advisories/SQUID-2002_2.txt

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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.