Auth bypass in Alvaro Alvaros Messenger
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 man-in-the-middle attackers to spoof an MSN server via an arbitrary certificate.
Vulnerability class: Broken Authentication
EPSS: 0.013 (67.6th percentile) — read the EPSS interpretation.
Affected products
- Alvaro Alvaros_messenger — versions 0.97, 0.91, 0.92
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_MISC)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (mailing-list, x_refsource_BUGTRAQ)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory, Vendor Advisory)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)