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Vulnerability record · CVE-2007-5467 · published 15 October 2007

CVE-2007-5467: Extremail vulnerability

EExtremail · Extremail

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.

10.0 CVSS 2.0 High EPSS 14% · top 3.7% CWE-189 · CWE-189
10.0CVSS 2.0 base score
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2007-5466Extremail memory buffer overflow vulnerabilityMultiple buffer overflows in eXtremail 2.1.1 and earlier allow remote attackers to (1) have an unknown impact by sending multiple long strings to the…EPSS 20%10.0CVE-2007-2187Extremail vulnerabilityStack-based buffer overflow in eXtremail 2.1.1 and earlier allows remote attackers to execute arbitrary code via a long DNS response. NOTE: this migh…EPSS 6.8%10.0CVE-2007-2188Extremail vulnerabilityeXtremail 2.1.1 and earlier does not verify the ID field (aka transaction id) in DNS responses, which makes it easier for remote attackers to conduct…EPSS 2.4%10.0CVE-2006-6926Extremail vulnerabilityBuffer overflow in eXtremail 2.1 has unknown impact and attack vectors, as demonstrated by VulnDisco Pack. NOTE: The provenance of this information i…EPSS 1.4%10.0CVE-2004-0332Extremail vulnerabilityExtremail 1.5.9 does not check passwords correctly when they are all digits or begin with a digit, which allows remote attackers to gain privileges.EPSS 2.5%10.0CVE-2001-1078Extremail vulnerabilityFormat string vulnerability in flog function of eXtremail 1.1.9 and earlier allows remote attackers to gain root privileges via format specifiers in …EPSS 5.4%8.4CVE-2013-2094Linux Kernel perf_swevent_init Integer Type Flaw Enables Local Privilege EscalationThe perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, allowing a local user to…KEVEPSS 48%analysed

Source: NIST National Vulnerability Database (record CVE-2007-5467), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.