CVE-2007-5467

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 13.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-10-15 · updated 2026-06-16
Weakness: CWE-189

Description

Integer overflow in eXtremail 2.1.1 and earlier allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via a long USER command containing "%s" sequences to the pop3 port (110/tcp), which are expanded to "%%s" before being used in the memmove function, possibly due to an incomplete fix for CVE-2001-1078.

Affected products

Extremail: through 2.1.1

References

http://secunia.com/advisories/27220
http://www.digit-labs.org/files/exploits/extremail-v3.pl
http://www.securityfocus.com/archive/1/482293
http://www.securityfocus.com/bid/26074
https://www.exploit-db.com/exploits/4532
http://secunia.com/advisories/27220
http://www.digit-labs.org/files/exploits/extremail-v3.pl
http://www.securityfocus.com/archive/1/482293
http://www.securityfocus.com/bid/26074
https://www.exploit-db.com/exploits/4532

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