libtar: missing validation of file names
Published Feb 20, 2014
5.8
MEDIUMCVSS 2.0
EPSS 3.28%
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.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6
libtar
Will not fix
Red Hat Enterprise Linux 7
libtar
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libtar | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | libtar | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.28% (0.03277) | 88.03th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.28% (0.03277) | 86.77th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.32% (0.00321) | 52.91th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.34% (0.00343) | 72.41th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.34% (0.00343) | 70.75th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.34% (0.00343) | 66.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (7)
- http://www.debian.org/security/2014/dsa-2863 vendor-advisoryx_refsource_DEBIAN
- https://access.redhat.com/security/cve/CVE-2013-4420 Vendor Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=731860 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1018150 Issue Tracking
- https://lists.feep.net:8080/pipermail/libtar/2014-February/000403.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2013-4420
- https://www.cve.org/CVERecord?id=CVE-2013-4420
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2014/dsa-2863 | vendor-advisoryx_refsource_DEBIAN | |
| https://access.redhat.com/security/cve/CVE-2013-4420 | Vendor Advisory | |
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=731860 | x_refsource_CONFIRM | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1018150 | Issue Tracking | |
| https://lists.feep.net:8080/pipermail/libtar/2014-February/000403.html | mailing-listx_refsource_MLIST | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-4420 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-4420 |
Change history (0)
No recorded changes yet.