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CVE-2008-4577

HIGHCVSS 7.5/10EPSS 2.33%

Last modified

CVE-2008-4577 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The ACL plugin in Dovecot before 1.1.4 treats negative access rights as if they are positive access rights, which allows attackers to bypass intended access restrictions.. EPSS estimates a 2.33% chance of exploitation in the next 30 days.

Description

The ACL plugin in Dovecot before 1.1.4 treats negative access rights as if they are positive access rights, which allows attackers to bypass intended access restrictions.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
2.33%

81.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DovecotDovecot< 1.1.4
FedoraprojectFedora8
FedoraprojectFedora9
OpensuseOpensuse10.3-11.1
CanonicalUbuntu Linux8.04
CanonicalUbuntu Linux8.10
CanonicalUbuntu Linux9.04

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2008-4577?
The ACL plugin in Dovecot before 1.1.4 treats negative access rights as if they are positive access rights, which allows attackers to bypass intended access restrictions.
How severe is CVE-2008-4577?
CVE-2008-4577 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.33% probability of exploitation in the next 30 days.
How do I fix CVE-2008-4577?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST