How severe is CVE-2014-3618?

CVE-2014-3618 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2014-3618 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3618?

CVE-2014-3618 primarily affects Procmail. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3618?

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

When was CVE-2014-3618 published?

CVE-2014-3618 was published on 2014-09-08 and last updated on 2026-06-17.

CVE-2014-3618

CVE-2014-3618 is a high-severity vulnerability in Procmail with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 9% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Procmail
Published: 2014-09-08
Last modified: 2026-06-17

Description

Heap-based buffer overflow in formisc.c in formail in procmail 3.22 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted email header, related to "unbalanced quotes."

Frequently asked questions

What is CVE-2014-3618?: Heap-based buffer overflow in formisc.c in formail in procmail 3.22 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted email header, related to "unbalanced quotes."
How severe is CVE-2014-3618?: CVE-2014-3618 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2014-3618 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3618?: CVE-2014-3618 primarily affects Procmail. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3618?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-3618 published?: CVE-2014-3618 was published on 2014-09-08 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:procmail:procmail:3.22:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*

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