Is CVE-2009-4013 being actively exploited?

CVE-2009-4013 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-4013?

CVE-2009-4013 has a CVSS 3.1 base score of 9.8 (CRITICAL).

CVE-2009-4013

CRITICAL · CVSS 9.8EPSS 5.8%EU EUVD

Multiple directory traversal vulnerabilities in Lintian 1.23.x through 1.23.28, 1.24.x through 1.24.2.1, and 2.x before 2.3.2 allow remote attackers to overwrite arbitrary files or obtain sensitive information via vectors involving (1) control field names, (2) control field values, and (3) control files of patch systems.

Key facts

CVSS score: 9.8 (v3.1)
Severity: CRITICAL
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-22
EPSS score: 5.8% (93th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-3984)
Published: February 2, 2010
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-3984 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
debian / debian linux
debian / debian linux
debian / lintian

References

http://git.debian.org/?p=lintian/lintian.git%3Ba=commit%3Bh=c8d01f062b3e5137cf65196760b079a855c75e00(Broken Link)
http://git.debian.org/?p=lintian/lintian.git%3Ba=commit%3Bh=fbe0c92b2ef7e360d13414bf40d6af5507d0c86d(Broken Link)
http://packages.debian.org/changelogs/pool/main/l/lintian/lintian_2.3.2/changelog(Broken Link)
http://packages.qa.debian.org/l/lintian/news/20100128T015554Z.html(Mailing List, Patch)
http://secunia.com/advisories/38375(Broken Link, Vendor Advisory)
http://secunia.com/advisories/38379(Broken Link, Vendor Advisory)
http://www.debian.org/security/2010/dsa-1979(Third Party Advisory)
http://www.securityfocus.com/bid/37975(Broken Link, Patch, Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/USN-891-1(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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