CVE-2003-1557

Published: Dec 31, 2003Modified: Apr 16, 2026

7.6

Vector

AV:N/AC:H/Au:N/C:C/I:C/A:C

Exploitability: 4.9 / Impact: 10.0

Source: NVD

Description

Off-by-one buffer overflow in spamc of SpamAssassin 2.40 through 2.43, when using BSMTP mode ("-B"), allows remote attackers to execute arbitrary code via email containing headers with leading "." characters.

Affected (4)

Products: Spamassassin: Spamassassin

Spamassassin

1 product

Spamassassin

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Spamassassin Spamassassin	Version 2.40
Spamassassin Spamassassin	Version 2.41
Spamassassin Spamassassin	Version 2.42
Spamassassin Spamassassin	Version 2.43

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (12)

http://marc.info/?l=bugtraq&m=104342896818777&w=2

Source: cve@mitre.org

http://secunia.com/advisories/7983

Source: cve@mitre.org

Vendor Advisory

http://www.securityfocus.com/archive/1/309912/30/26090/threaded

Source: cve@mitre.org

http://www.securityfocus.com/archive/1/310212/30/26030/threaded

Source: cve@mitre.org

http://www.securityfocus.com/bid/6679

Source: cve@mitre.org

Patch

https://exchange.xforce.ibmcloud.com/vulnerabilities/11154

Source: cve@mitre.org

http://marc.info/?l=bugtraq&m=104342896818777&w=2