CVE-2013-1740

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-01-18 · updated 2026-06-16
Weakness: CWE-310

Description

The ssl_Do1stHandshake function in sslsecur.c in libssl in Mozilla Network Security Services (NSS) before 3.15.4, when the TLS False Start feature is enabled, allows man-in-the-middle attackers to spoof SSL servers by using an arbitrary X.509 certificate during certain handshake traffic.

Affected products

Mozilla Network Security Services: through 3.15.3; 3.2, 3.2.1, 3.3, 3.3.1, 3.3.2, 3.4 (+40)

References

http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00005.html
http://seclists.org/fulldisclosure/2014/Dec/23
http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/archive/1/534161/100/0/threaded
http://www.securityfocus.com/bid/64944
http://www.ubuntu.com/usn/USN-2088-1
http://www.vmware.com/security/advisories/VMSA-2014-0012.html

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