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CVE-2013-4397

20
FAUCET Score

CVE-2013-4397 describes multiple integer overflows in the libtar library (versions prior to 1.2.20), specifically within the th_read function, impacting products like Red Hat Enterprise Linux. This vulnerability allows remote attackers to trigger a denial of service or potentially arbitrary code execution through crafted archive files containing excessively long names or links. With a CVSS score of 6.8, it represents a medium-severity risk, requiring moderate attack complexity but potentially leading to partial confidentiality, integrity, and availability compromise. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
<= 1.2.19CPE matchmatch criteria
cpe:2.3:a:feep:libtar:*:*:*:*:*:*:*:*
1.2.11CPE matchmatch criteria
cpe:2.3:a:feep:libtar:1.2.11:*:*:*:*:*:*:*
1.2.13CPE matchmatch criteria
cpe:2.3:a:feep:libtar:1.2.13:*:*:*:*:*:*:*
1.2.14CPE matchmatch criteria
cpe:2.3:a:feep:libtar:1.2.14:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.49%
Probability of exploitation in next 30 days
EPSS Percentile
91.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0549 is in the 90th percentile among its peer group of 19,954 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libtar-0:1.2.11-17.el6_4.1
View patch

Vendor Advisories (1)

redhatCVE-2013-4397Moderate

libtar: Heap-based buffer overflows by expanding a specially-crafted archive

Oct 9, 2013

References

repo.or.cz / w/libtar.git/commitdiff/45448e8bae671c2f7e80b860ae0fc0cedf2bdc04
ExploitPatch
rhn.redhat.com / errata/RHSA-2013-1418.html
Vendor Advisory
secunia.com / advisories/55188
Vendor Advisory
secunia.com / advisories/55253
Vendor Advisory
lists.feep.net / pipermail/libtar/2013-October/000361.html
source.android.com / security/bulletin/2018-01-01
debian.org / security/2013/dsa-2817
openwall.com / lists/oss-security/2013/10/10/4
openwall.com / lists/oss-security/2013/10/10/6
securityfocus.com / bid/62922
securitytracker.com / id/1029166
securitytracker.com / id/1040106