Cryptographic issues - CVE-2013-1740

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

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 software

How to mitigate CVE-2013-1740

External 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
• https://bugs.gentoo.org/show_bug.cgi?id=498172
• https://bugzilla.mozilla.org/show_bug.cgi?id=919877
• https://bugzilla.redhat.com/show_bug.cgi?id=1053725
• https://developer.mozilla.org/docs/NSS/NSS_3.15.4_release_notes
• https://exchange.xforce.ibmcloud.com/vulnerabilities/90394

Related Security Bulletins

• Cryptographic issues in nss (Alpine package)
• Slackware Linux update for mozilla-nss