How severe is CVE-2010-3779?

CVE-2010-3779 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2010-3779 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3779?

CVE-2010-3779 primarily affects Dovecot. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3779?

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

When was CVE-2010-3779 published?

CVE-2010-3779 was published on 2010-10-06 and last updated on 2026-06-16.

CVE-2010-3779

CVE-2010-3779 is a low-severity vulnerability in Dovecot with a CVSS 2.0 base score of 3.5. 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-264.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Dovecot
Published: 2010-10-06
Last modified: 2026-06-16

Description

Dovecot 1.2.x before 1.2.15 and 2.0.x before 2.0.beta2 grants the admin permission to the owner of each mailbox in a non-public namespace, which might allow remote authenticated users to bypass intended access restrictions by changing the ACL of a mailbox, as demonstrated by a symlinked shared mailbox.

Frequently asked questions

What is CVE-2010-3779?: Dovecot 1.2.x before 1.2.15 and 2.0.x before 2.0.beta2 grants the admin permission to the owner of each mailbox in a non-public namespace, which might allow remote authenticated users to bypass intended access restrictions by changing the ACL of a mailbox, as demonstrated by a symlinked shared mailbox.
How severe is CVE-2010-3779?: CVE-2010-3779 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2010-3779 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3779?: CVE-2010-3779 primarily affects Dovecot. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3779?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-3779 published?: CVE-2010-3779 was published on 2010-10-06 and last updated on 2026-06-16.

References

Affected products (16)

cpe:2.3:a:dovecot:dovecot:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.5:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.6:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.7:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.8:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.9:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.10:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.11:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.12:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.13:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:1.2.14:*:*:*:*:*:*:*
cpe:2.3:a:dovecot:dovecot:2.0:beta1:*:*:*:*:*:*

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