VulnerabilityModified
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.
HIGH 7.5EPSS 2.33%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 2.33% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-863
- Affected
- dovecot/dovecot · fedoraproject/fedora · opensuse/opensuse · canonical/ubuntu linux
- Source
- secalert@redhat.com
References
- http://bugs.gentoo.org/show_bug.cgi?id=240409Issue Tracking
- http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.htmlMailing List
- http://secunia.com/advisories/32164Broken Link, Vendor Advisory
- http://secunia.com/advisories/32471Broken Link
- http://secunia.com/advisories/33149Broken Link
- http://secunia.com/advisories/33624Broken Link
- http://secunia.com/advisories/36904Broken Link
- http://security.gentoo.org/glsa/glsa-200812-16.xmlThird Party Advisory
- http://www.dovecot.org/list/dovecot-news/2008-October/000085.htmlMailing List, Release Notes
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:232Broken Link
- http://www.redhat.com/support/errata/RHSA-2009-0205.htmlBroken Link
- http://www.securityfocus.com/bid/31587Broken Link, Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-838-1Third Party Advisory
- http://www.vupen.com/english/advisories/2008/2745Permissions Required
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10376Broken Link
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00816.htmlMailing List
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00844.htmlMailing List
- http://bugs.gentoo.org/show_bug.cgi?id=240409Issue Tracking
- http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.htmlMailing List
- http://secunia.com/advisories/32164Broken Link, Vendor Advisory
- http://secunia.com/advisories/32471Broken Link
- http://secunia.com/advisories/33149Broken Link
- http://secunia.com/advisories/33624Broken Link
- http://secunia.com/advisories/36904Broken Link
- http://security.gentoo.org/glsa/glsa-200812-16.xmlThird Party Advisory
- http://www.dovecot.org/list/dovecot-news/2008-October/000085.htmlMailing List, Release Notes
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:232Broken Link
- http://www.redhat.com/support/errata/RHSA-2009-0205.htmlBroken Link
- http://www.securityfocus.com/bid/31587Broken Link, Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-838-1Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.