Is CVE-2013-4420 in the CISA KEV catalog?

No. CVE-2013-4420 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-4420?

CVE-2013-4420 has a CVSS v2 base score of 5.8 (MEDIUM).

What is the EPSS score for CVE-2013-4420?

CVE-2013-4420 has an EPSS score of 3.28% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-4420?

Upgrade libtar on debian 11 to 1.2.20-2 or later.

CVE & CISA-KEV Catalog

CVE-2013-4420

MEDIUMEPSS 87th pctl

5.8

CVSS v2

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.

CWE-22Path Traversal

How to fix

Remediation Available

libtarDebian

Fixed in:1.2.20-2CVE-2013-4420

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.28%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Other references3

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.