Barracuda Web Filter before 8.1.0.005, when SSL Inspection is enabled, does not verify X.509 certificates from upstream SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0961
Reference (s):
- CERT-VN:VU#534407
- URL: http://www.kb.cert.org/vuls/id/534407
- https://blog.barracuda.com/2015/04/28/barracuda-delivers-updated-ssl-inspection-feature/
- https://techlib.barracuda.com/BWF/UpdateSSLCerts
- https://www.barracuda.com/support/techalerts