CVE-2013-5018 — Vulnetix

CVE-2013-5018 REJECTED

The is_asn1 function in strongSwan 4.1.11 through 5.0.4 does not properly validate the return value of the asn1_length function, which allows remote attackers to cause a denial of service (segmentation fault) via a (1) XAuth username, (2) EAP identity, or (3) PEM encoded file that starts with a 0x04, 0x30, or 0x31 character followed by an ASN.1 length value that triggers an integer overflow.

EPSS 2.90% · 86.6th percentile

Risk Scores

EPSS Score

2.90%

86.6th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:14.04:LTS	strongswan	0, 4.6.4-9, 5.1.0-2

Exploit Intelligence

https://lists.strongswan.org/pipermail/users/2013-July/009540.html (nist-nvd)

Timeline

Aug 28, 2013 CVE Published
Feb 4, 2022 EPSS Score
Mar 29, 2022 EPSS Score
May 14, 2022 CVE Updated
May 20, 2022 EPSS Score
Sep 3, 2022 EPSS Score
Oct 26, 2022 EPSS Score
Dec 18, 2022 EPSS Score
Feb 8, 2023 EPSS Score
Mar 7, 2023 EPSS Score
May 25, 2023 EPSS Score
Jul 16, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2013-5018 third-party-advisory
https://www.cve.org/CVERecord?id=CVE-2013-5018 third-party-advisory

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