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Vulnerability record · CVE-2013-4420 · published 20 February 2014

CVE-2013-4420: Feep libtar path traversal vulnerability

Feep · Libtar

Multiple directory traversal vulnerabilities in the (1) tar_extract_glob and (2) tar_extract_all functions in libtar 1.2.20 and earlier allow remote attackers to overwrite arbitrary files via a .. (dot dot) in a crafted tar file.

5.8 CVSS 2.0 Medium EPSS 3.3% · top 12.0% CWE-22 · Path traversal
5.8CVSS 2.0 base score
3.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

Multiple directory traversal vulnerabilities in the (1) tar_extract_glob and (2) tar_extract_all functions in libtar 1.2.20 and earlier allow remote attackers to overwrite arbitrary files via a .. (dot dot) in a crafted tar file.

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

Affected products

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

References

LinkTags
http://www.debian.org/security/2014/dsa-2863
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=731860
https://lists.feep.net:8080/pipermail/libtar/2014-February/000403.html
http://www.debian.org/security/2014/dsa-2863
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=731860
https://lists.feep.net:8080/pipermail/libtar/2014-February/000403.html

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Related vulnerabilities

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

9.1CVE-2021-33643Feep libtar out-of-bounds read vulnerabilityAn attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longl…EPSS 1.7%8.1CVE-2021-33644Feep libtar out-of-bounds read vulnerabilityAn attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longn…EPSS 1.4%7.5CVE-2021-33645Feep libtar memory leak vulnerabilityThe th_read() function doesn’t free a variable t->th_buf.gnu_longlink after allocating memory, which may cause a memory leak.EPSS 1.8%7.5CVE-2021-33646Feep libtar memory leak vulnerabilityThe th_read() function doesn’t free a variable t->th_buf.gnu_longname after allocating memory, which may cause a memory leak.EPSS 1.8%6.8CVE-2013-4397Redhat enterprise linux vulnerabilityMultiple integer overflows in the th_read function in lib/block.c in libtar before 1.2.20 allow remote attackers to cause a denial of service (crash)…EPSS 5.5%9.8CVE-2026-104286Fortinet fortimail path traversal vulnerabilityAn improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail …KEV9.8CVE-2026-93616Checkpoint multi-domain security management path traversal vulnerabilityA directory traversal and file upload vulnerability allows an unauthenticated attacker to upload and execute arbitrary scripts on Check Point Managem…KEVEPSS 20%10.0CVE-2026-85706GitLab CE/EE repository commits API path traversal allows unauthenticated file readGitLab CE/EE contains improper path confinement and missing authentication enforcement in the repository commits API, allowing an unauthenticated use…KEVEPSS 93%analysed

Source: NIST National Vulnerability Database (record CVE-2013-4420), CISA KEV, FIRST EPSS (scores of 2026-10-01). This page is refreshed as NVD updates the record.