CVE-2013-4488
First published: Fri Nov 01 2013(Updated: )
libgadu before 1.12.0 does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| CentOS Libgcc | <=1.11.4 |
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Reference Links
- http://seclists.org/oss-sec/2013/q4/202
- https://bugzilla.novell.com/show_bug.cgi?id=848509
- http://www.mail-archive.com/libgadu-devel@lists.ziew.org/msg01017.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1025719
- https://github.com/wojtekka/libgadu/commit/035e3cf6227995bdbe95f663a938a3838131e022
- https://github.com/wojtekka/libgadu/commit/04bde7415ff0d87267a2dfd78aa3ba8da6434389
- https://github.com/wojtekka/libgadu/commit/77fdc9351bf5c1913c7fc518f8a0c0c87ab3860f
- https://github.com/wojtekka/libgadu/commit/23644f1fb8219031b3cac93289a588b05f90226b
- https://github.com/wojtekka/libgadu/commit/d882b15661ee94949919ebbbc43edf0db5f619cb
- https://github.com/wojtekka/libgadu/commit/6516e57766b4fa39d1c5b37379ea72a330598a13
- https://bugzilla.redhat.com/show_bug.cgi?id=1025718
- http://www.mail-archive.com/libgadu-devel%40lists.ziew.org/msg01017.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:185
- http://www.openwall.com/lists/oss-security/2013/10/31/5
- http://www.securityfocus.com/bid/63473
- https://lists.fedoraproject.org/pipermail/package-announce/2013-December/125143.html
- https://security.gentoo.org/glsa/201508-02
Frequently Asked Questions
What is the severity of CVE-2013-4488?
CVE-2013-4488 has a medium severity rating due to its potential to allow man-in-the-middle attacks.
How do I fix CVE-2013-4488?
To fix CVE-2013-4488, upgrade libgadu to version 1.12.0 or later, which includes proper SSL certificate validation.
What does CVE-2013-4488 exploit?
CVE-2013-4488 exploits the lack of verification of X.509 certificates from SSL servers in vulnerable versions of libgadu.
Which versions of libgadu are affected by CVE-2013-4488?
All versions of libgadu prior to 1.12.0 are affected by CVE-2013-4488.
What protocol does libgadu use that is affected by CVE-2013-4488?
Libgadu utilizes the e-mail communication protocol, which is compromised in the context of CVE-2013-4488 due to SSL certificate validation issues.
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