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Overview

Vulnerability Score 6.8 6.8
CVE Id CVE-2011-2165
Last Modified 10 Jun 2011 10:37:37
Published 23 May 2011 06:55:01
Confidentiality Impact PARTIAL PARTIAL
Integrity Impact PARTIAL PARTIAL
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity MEDIUM
Authentication NONE

CVE-2011-2165

Summary

The STARTTLS implementation in WatchGuard XCS 9.0 and 9.1 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted SMTP sessions by sending a cleartext command that is processed after TLS is in place, related to a "plaintext command injection" attack, a similar issue to CVE-2011-0411.

Vulnerable Systems

Application

  • Watchguard Xcs 9.0

  • Watchguard Xcs 9.1


References

CONFIRM - http://www.kb.cert.org/vuls/id/MAPG-8D9M75

CERT-VN - VU#555316

XF - watchguardxcs-starttls-command-execution(67729)

CONFIRM - http://www.watchguard.com/support/release-notes/xcs/9/en-US/EN_ReleaseNotes_XCS_9_1_1/EN_ReleaseNotes_WG_XCS_9_1_TLS_Hotfix.pdf

SECUNIA - 44753


Last Updated: 27 May 2016 10:56:56