CVE-2010-0744
aMSN (aka Alvaro's Messenger) 0.98.3 and earlier, when SSL is used, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field or a Subject Alternative Name field of the X.509 certificate, which allows…
Does this matter?
Lower severity and a low EPSS score (1.31%). Track it; it rarely justifies an emergency change on its own.
Description
aMSN (aka Alvaro's Messenger) 0.98.3 and earlier, when SSL is used, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field or a Subject Alternative Name field of the X.509 certificate, which allows man-in-the-middle attackers to spoof an MSN server via an arbitrary certificate.
- CVSS 2.0
- 5.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:N
- EPSS
- 1.31% probability · 69th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- alvaro/alvaros messenger
- Source
- secalert@redhat.com
References
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/?view=log&pathrev=11991Vendor Advisory
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/proxy.tcl?r1=11886&r2=11991&pathrev=11991Vendor Advisory
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/sip.tcl?r1=11953&r2=11991&pathrev=11991Vendor Advisory
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/soap.tcl?r1=11891&r2=11991&pathrev=11991Vendor Advisory
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=572818
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041046.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041079.html
- http://seclists.org/bugtraq/2009/Jun/239
- http://secunia.com/advisories/35621Vendor Advisory
- http://secunia.com/advisories/39796
- http://www.opensource-archive.org/showthread.php?p=183821
- http://www.openwall.com/lists/oss-security/2010/03/10/4
- http://www.openwall.com/lists/oss-security/2010/04/01/4
- http://www.securityfocus.com/bid/35507
- http://www.vupen.com/english/advisories/2010/1109
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/?view=log&pathrev=11991Vendor Advisory
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/proxy.tcl?r1=11886&r2=11991&pathrev=11991Vendor Advisory
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/sip.tcl?r1=11953&r2=11991&pathrev=11991Vendor Advisory
- http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/soap.tcl?r1=11891&r2=11991&pathrev=11991Vendor Advisory
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=572818
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041046.html
- http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041079.html
- http://seclists.org/bugtraq/2009/Jun/239
- http://secunia.com/advisories/35621Vendor Advisory
- http://secunia.com/advisories/39796
- http://www.opensource-archive.org/showthread.php?p=183821
- http://www.openwall.com/lists/oss-security/2010/03/10/4
- http://www.openwall.com/lists/oss-security/2010/04/01/4
- http://www.securityfocus.com/bid/35507
- http://www.vupen.com/english/advisories/2010/1109
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.