Unscored severity · published Sep 30, 2013
CVE-2013-4623
The 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…
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CVSS
1.9%
EPSS
No
On KEV
Description
The 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.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PO
Polarssl · Polarssl
1.1.0; 1.1.0; 1.1.0; 1.1.1; 1.1.2; 1.1.3; +11 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-4623
CVE.org
https://www.cve.org/CVERecord?id=CVE-2013-4623
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115922.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115927.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116351.html
www.debian.org
http://www.debian.org/security/2013/dsa-2782
www.securityfocus.com
http://www.securityfocus.com/bid/61764
bugzilla.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=997767
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