CVE-2008-4577
HIGH · CVSS 7.5EPSS 2.3%EU EUVD
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.
Key facts
- CVSS score
- 7.5 (v3.1)
- Severity
- HIGH
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- Weakness (CWE)
- CWE-863
- EPSS score
- 2.3% (84th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2008-4557)
- Published
- October 15, 2008
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2008-4557 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- canonical / ubuntu linux
- canonical / ubuntu linux
- canonical / ubuntu linux
- dovecot / dovecot
- fedoraproject / fedora
- fedoraproject / fedora
- opensuse / opensuse
References
- http://bugs.gentoo.org/show_bug.cgi?id=240409(Issue Tracking)
- http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.html(Mailing List)
- http://secunia.com/advisories/32164(Broken Link, Vendor Advisory)
- http://secunia.com/advisories/32471(Broken Link)
- http://secunia.com/advisories/33149(Broken Link)
- http://secunia.com/advisories/33624(Broken Link)
- http://secunia.com/advisories/36904(Broken Link)
- http://security.gentoo.org/glsa/glsa-200812-16.xml(Third Party Advisory)
- http://www.dovecot.org/list/dovecot-news/2008-October/000085.html(Mailing List, Release Notes)
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:232(Broken Link)
- http://www.redhat.com/support/errata/RHSA-2009-0205.html(Broken Link)
- http://www.securityfocus.com/bid/31587(Broken Link, Third Party Advisory, VDB Entry)
- http://www.ubuntu.com/usn/USN-838-1(Third Party Advisory)
- http://www.vupen.com/english/advisories/2008/2745(Permissions Required)
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10376(Broken Link)
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00816.html(Mailing List)
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00844.html(Mailing List)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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