How severe is CVE-2007-2187?

CVE-2007-2187 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-2187 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-2187?

CVE-2007-2187 primarily affects Extremail. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-2187?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2007-2187 published?

CVE-2007-2187 was published on 2007-04-24 and last updated on 2026-06-16.

CVE-2007-2187

CVE-2007-2187 is a critical-severity vulnerability in Extremail with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Extremail
Published: 2007-04-24
Last modified: 2026-06-16

Description

Stack-based buffer overflow in eXtremail 2.1.1 and earlier allows remote attackers to execute arbitrary code via a long DNS response. NOTE: this might be related to CVE-2006-6926.

Frequently asked questions

What is CVE-2007-2187?: Stack-based buffer overflow in eXtremail 2.1.1 and earlier allows remote attackers to execute arbitrary code via a long DNS response. NOTE: this might be related to CVE-2006-6926.
How severe is CVE-2007-2187?: CVE-2007-2187 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-2187 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-2187?: CVE-2007-2187 primarily affects Extremail. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-2187?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-2187 published?: CVE-2007-2187 was published on 2007-04-24 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:extremail:extremail:2.1:*:*:*:*:*:*:*
cpe:2.3:a:extremail:extremail:2.1.1:*:*:*:*:*:*:*

More vulnerabilities in Extremail

CVE-2007-5466 — Critical (CVSS 10.0): Multiple buffer overflows in eXtremail 2.1.1 and earlier allow remote attackers to (1) have an unknown impact by…
CVE-2007-5467 — Critical (CVSS 10.0): Integer overflow in eXtremail 2.1.1 and earlier allows remote attackers to cause a denial of service, and possibly…
CVE-2007-2188 — Critical (CVSS 10.0): eXtremail 2.1.1 and earlier does not verify the ID field (aka transaction id) in DNS responses, which makes it easier…
CVE-2006-6926 — Critical (CVSS 10.0): Buffer overflow in eXtremail 2.1 has unknown impact and attack vectors, as demonstrated by VulnDisco Pack. NOTE: The…
CVE-2004-0332 — Critical (CVSS 10.0): Extremail 1.5.9 does not check passwords correctly when they are all digits or begin with a digit, which allows remote…
CVE-2001-1078 — Critical (CVSS 10.0): Format string vulnerability in flog function of eXtremail 1.1.9 and earlier allows remote attackers to gain root…

All CVEs affecting Extremail →