CVE-2013-4623

NameCVE-2013-4623
DescriptionThe x509parse_crt function in x509.h in PolarSSL 1.1.x before 1.1.7 and 1.2.x before 1.2.8 does not properly parse certificate messages during the SSL/TLS handshake, which allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via a certificate message that contains a PEM encoded certificate.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-2782-1
NVD severitymedium (attack range: remote)
Debian Bugs719954

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
polarssl (PTS)wheezy, wheezy (security)1.2.9-1~deb7u6fixed
jessie, jessie (security)1.3.9-2.1+deb8u1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
polarsslsource(unstable)1.2.8-1low719954
polarsslsourcesqueeze1.2.9-1~deb6u1mediumDSA-2782-1
polarsslsourcewheezy1.2.9-1~deb7u1mediumDSA-2782-1

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