6261 : Symantec Norton Anti-Virus Modified MIME Email Scan Bypass
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Disclosure Date


Symantec Norton AntiVirus contains a flaw that may allow a remote attacker to bypass antivirus policies. The issue is triggered when inserting NULL characters into the MIME type before the virus type is defined, which would remain undetected by the incoming email protection feature. It is possible that the flaw may allow a remote attacker to execute arbitrary code, resulting in a loss of integrity.


Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Public
Disclosure: Vendor Disputed
OSVDB: Security Software


Currently, there are no known upgrades, patches, or workarounds available to correct this issue.


Symantec Corporation
Norton Antivirus



  • Edvice Security Services - supportedvicesecurity.com - Edvice Security Services

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2005-07-07 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1


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