How severe is CVE-2013-2111?

CVE-2013-2111 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2013-2111 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-2111?

CVE-2013-2111 primarily affects Dovecot. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-2111?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-2111 published?

CVE-2013-2111 was published on 2014-05-27 and last updated on 2026-06-16.

CVE-2013-2111

CVE-2013-2111 is a medium-severity vulnerability in Dovecot with a CVSS 2.0 base score of 5.0. 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-20.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Dovecot
Published: 2014-05-27
Last modified: 2026-06-16

Description

The IMAP functionality in Dovecot before 2.2.2 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via invalid APPEND parameters.

Frequently asked questions

What is CVE-2013-2111?: The IMAP functionality in Dovecot before 2.2.2 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via invalid APPEND parameters.
How severe is CVE-2013-2111?: CVE-2013-2111 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2013-2111 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2111?: CVE-2013-2111 primarily affects Dovecot. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2111?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-2111 published?: CVE-2013-2111 was published on 2014-05-27 and last updated on 2026-06-16.

References

Affected products (9)

cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2:rc1:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2:rc2:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2:rc3:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2:rc4:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2:rc5:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2:rc6:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2:rc7:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.2.0:*:*:*:*:*:*:*

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