Vulnerability Details : CVE-2013-4420
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.
Vulnerability category: Directory traversal
Products affected by CVE-2013-4420
- cpe:2.3:a:feep:libtar:*:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.16:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.17:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.18:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.19:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.11:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.14:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.13:*:*:*:*:*:*:*
- cpe:2.3:a:feep:libtar:1.2.15:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-4420
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 68 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-4420
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:P |
8.6
|
4.9
|
NIST |
CWE ids for CVE-2013-4420
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-4420
-
http://www.debian.org/security/2014/dsa-2863
Debian -- Security Information -- DSA-2863-1 libtar
-
https://lists.feep.net:8080/pipermail/libtar/2014-February/000403.html
-
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=731860
#731860 - libtar: CVE-2013-4420: directory traversal when extracting archives - Debian Bug report logs
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