CVE-2014-1492

Public Exploit

Description

The cert_TestHostName function in lib/certdb/certdb.c in the certificate-checking implementation in Mozilla Network Security Services (NSS) before 3.16 accepts a wildcard character that is embedded in an internationalized domain name's U-label, which might allow man-in-the-middle attackers to spoof SSL servers via a crafted certificate.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.85% Top 30%
Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.vmware.com/security/advisories/VMSA-2014-0012.html
http://www.debian.org/security/2014/dsa-2994 vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-05/msg00010.html vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-05/msg00033.html vendor advisory
https://developer.mozilla.org/en-US/docs/NSS/NSS_3.16_release_notes
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
http://www.mozilla.org/security/announce/2014/mfsa2014-45.html
http://www.securityfocus.com/archive/1/534161/100/0/threaded mailing list
http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00015.html vendor advisory
http://secunia.com/advisories/60621 third party advisory
http://secunia.com/advisories/60794 third party advisory
https://security.gentoo.org/glsa/201504-01 vendor advisory
http://secunia.com/advisories/59866 third party advisory
http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
https://bugzilla.mozilla.org/show_bug.cgi?id=903885
http://seclists.org/fulldisclosure/2014/Dec/23 mailing list
http://lists.opensuse.org/opensuse-security-announce/2014-05/msg00006.html vendor advisory
https://hg.mozilla.org/projects/nss/rev/709d4e597979 patch exploit
http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
http://www.ubuntu.com/usn/USN-2185-1 vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1079851
http://www.securityfocus.com/bid/66356 vdb entry
http://www.ubuntu.com/usn/USN-2159-1 vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132437.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2014-1492?
CVE-2014-1492 has been scored as a medium severity vulnerability.
How to fix CVE-2014-1492?
To fix CVE-2014-1492, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-1492 being actively exploited in the wild?
It is possible that CVE-2014-1492 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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