Is CVE-2013-2054 in the CISA KEV catalog?

No. CVE-2013-2054 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2013-2054?

CVE-2013-2054 has a CVSS v2 base score of 5.1 (MEDIUM).

What is the EPSS score for CVE-2013-2054?

CVE-2013-2054 has an EPSS score of 2.02% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2013-2054?

Upgrade strongswan on debian 11 to 4.3.4-1 or later.

CVE & CISA-KEV Catalog

CVE-2013-2054

MEDIUMEPSS 79th pctl

5.1

CVSS v2

NVD

Description

Buffer overflow in the atodn function in strongSwan 2.0.0 through 4.3.4, when Opportunistic Encryption is enabled and an RSA key is being used, allows remote attackers to cause a denial of service (pluto IKE daemon crash) and possibly execute arbitrary code via crafted DNS TXT records. NOTE: this might be the same vulnerability as CVE-2013-2053 and CVE-2013-2054.

CWE-119Buffer Overflow

How to fix

Remediation Available

strongswanDebian

Fixed in:4.3.4-1CVE-2013-2054

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

2.02%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Vendor Advisory1

download.strongswan.org

Other references2

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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.