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Secunia Advisory SA7951

SpamAssassin execution of arbitrary code

Secunia Advisory

SA7951

Get alerted and manage the vulnerability life cycle

Release Date

2003-01-27

Popularity

6,285 views

Comments

0 comments

Criticality level

Less critical

Impact

System access

Where

From remote

Authentication level

Available in Customer Area

Report reliability

Available in Customer Area

Solution Status

Unpatched

Systems affected

Available in Customer Area

Approve distribution

Available in Customer Area

Remediation status

Secunia VIM

Software:

SpamAssassin 2.x

Secunia CVSS Score

Available in Customer Area

CVE Reference(s)

No CVE references.

Description

SpamAssassin suffers a off-by-one bug when escaping '.' at the beginning of lines, this can be exploited to overwrite the stack frame address.

This is exploitable on some systems. This can only be performed on systems running with the -B option.

This has been confirmed in 2.40 to 2.43

Solution
Do not use the -B option.
Further details available in Customer Area

Provided and/or discovered by
Timo Sirainen

Deep Links
Links available in Customer Area

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: SpamAssassin execution of arbitrary code

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Secunia Advisory SA7951

SpamAssassin execution of arbitrary code

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