CVE-2003-1557

Severity: high (CVSS 7.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2003-12-31 · updated 2026-06-16
Weakness: CWE-119

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 products

Spamassassin: 2.40, 2.41, 2.42, 2.43

References

http://marc.info/?l=bugtraq&m=104342896818777&w=2
http://secunia.com/advisories/7983
http://www.securityfocus.com/archive/1/309912/30/26090/threaded
http://www.securityfocus.com/archive/1/310212/30/26030/threaded
http://www.securityfocus.com/bid/6679
https://exchange.xforce.ibmcloud.com/vulnerabilities/11154
http://marc.info/?l=bugtraq&m=104342896818777&w=2
http://secunia.com/advisories/7983
http://www.securityfocus.com/archive/1/309912/30/26090/threaded
http://www.securityfocus.com/archive/1/310212/30/26030/threaded
http://www.securityfocus.com/bid/6679
https://exchange.xforce.ibmcloud.com/vulnerabilities/11154

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