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Vulnerability record · CVE-2009-3305 · published 24 December 2009

CVE-2009-3305: Pps.jussieu polipo improper input validation vulnerability

PPps.Jussieu · Polipo

Polipo 1.0.4, and possibly other versions, allows remote attackers to cause a denial of service (crash) via a request with a Cache-Control header that lacks a value for the max-age field, which triggers a segmentation fault in the httpParseHeaders function in http_parse.c, and possibly other unspecified vectors.

5.0 CVSS 2.0 Medium EPSS 10% · top 4.5% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

Polipo 1.0.4, and possibly other versions, allows remote attackers to cause a denial of service (crash) via a request with a Cache-Control header that lacks a value for the max-age field, which triggers a segmentation fault in the httpParseHeaders function in http_parse.c, and possibly other unspecified vectors.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=547047
http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/dca6877a8117f0df
http://secunia.com/advisories/37607 Vendor Advisory
http://secunia.com/advisories/38647
http://www.debian.org/security/2010/dsa-2002
http://www.securityfocus.com/bid/37463
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=547047
http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/dca6877a8117f0df
http://secunia.com/advisories/37607 Vendor Advisory
http://secunia.com/advisories/38647
http://www.debian.org/security/2010/dsa-2002
http://www.securityfocus.com/bid/37463

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2009-3305), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.