Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Network Security Services | <= 3.15.3 |
Related Weaknesses (CWE)
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.htm
- 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=919877Exploit
- https://bugzilla.redhat.com/show_bug.cgi?id=1053725
FAQ
What is CVE-2013-1740?
CVE-2013-1740 is a vulnerability with a CVSS score of 5.8 (MEDIUM). 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 spo...
How severe is CVE-2013-1740?
CVE-2013-1740 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-1740?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Network Security Services.