Symantec AntiVirus Internet E-mail Auto-Protect feature buffer overflow

symantec-antivirus-emailautoprotect-bo (35354) The risk level is classified as HighHigh Risk

Description:

Symantec AntiVirus is vulnerable to a stack-based buffer overflow in the Internet E-mail Auto-Protect feature. By sending a specially-crafted email with an overly long To, From, or Subject field, a local attacker could overflow a buffer and cause the service to crash.

Platforms Affected:

  • Symantec, AntiVirus 10.0 Corporate
  • Symantec, AntiVirus 10.0.1.1000 Corporate
  • Symantec, AntiVirus 10.0.1.1007 Corporate
  • Symantec, AntiVirus 10.0.2.2000 Corporate
  • Symantec, AntiVirus 10.0.2.2001 Corporate
  • Symantec, AntiVirus 10.0.2.2002 Corporate
  • Symantec, AntiVirus 10.0.2.2010 Corporate
  • Symantec, AntiVirus 10.0.2.2011 Corporate
  • Symantec, AntiVirus 10.0.2.2020 Corporate
  • Symantec, AntiVirus 10.0.2.2021 Corporate
  • Symantec, AntiVirus 9.0 Corporate
  • Symantec, AntiVirus 9.0.0.338 Corporate
  • Symantec, AntiVirus 9.0.1 Corporate
  • Symantec, AntiVirus 9.0.1.1.1000 Corporate
  • Symantec, AntiVirus 9.0.1.1000 Corporate
  • Symantec, AntiVirus 9.0.2 Corporate
  • Symantec, AntiVirus 9.0.2.1000 Corporate
  • Symantec, AntiVirus 9.0.3.1000 Corporate
  • Symantec, AntiVirus 9.0.4 Corporate
  • Symantec, AntiVirus 9.0.5 Corporate
  • Symantec, AntiVirus 9.0.5.1100 Corporate
  • Symantec, Client Security 2.0 SCF 7.1
  • Symantec, Client Security 3.0
  • Symantec, Client Security 3.0.1.1000
  • Symantec, Client Security 3.0.1.1007
  • Symantec, Client Security 3.0.1.1009
  • Symantec, Client Security 3.0.2
  • Symantec, Client Security 3.0.2.2000
  • Symantec, Client Security 3.0.2.2001
  • Symantec, Client Security 3.0.2.2002
  • Symantec, Client Security 3.0.2.2011
  • Symantec, Client Security 3.0.2.2021

Remedy:

Refer to SYM07-016 for patch, upgrade, or suggested workaround information. See References.

Consequences:

Denial of Service

References:

  • SYM07-016, Symantec Client Security Internet E-mail Auto-Protect Stack Overflow at http://securityresponse.symantec.com/avcenter/security/Content/2007.07.11b.html.
  • BID-24802: Symantec Client Security Internet E-mail Auto-Protect Stack Overflow Vulnerability
  • CVE-2007-3771: Stack-based buffer overflow in the Internet E-mail Auto-Protect feature in Symantec AntiVirus Corporate Edition before 10.1, and Client Security before 3.1, allows local users to cause a denial of service (service crash) via a long (1) To, (2) From, or (3) Subject header in an outbound SMTP e-mail message. NOTE: the original vendor advisory referenced CVE-2006-3456, but this was an error.
  • SA26036: Symantec Products Internet Email Auto-Protect Stack Overflow
  • SECTRACK ID: 1018367: Symantec Client Security Buffer Overflow in Realtime E-mail Scanning Lets Local Users Deny Service
  • SECTRACK ID: 1018371: Symantec Client Security Buffer Overflow in Realtime E-mail Scanning Lets Local Users Deny Service
  • VUPEN/ADV-2007-2506: Symantec Client Security Denial of Service and Privilege Escalation Vulnerabilities

Reported:

Jul 11, 2007

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