transports/appendfile.c in Exim before 4.72, when a world-writable sticky-bit mail directory is used, does not verify the st_nlink field of mailbox files, which allows local users to cause a denial of service or possibly gain privileges by creating a hard link to another user's file.
References
Configurations
Configuration 1 (hide)
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History
21 Nov 2024, 01:15
| Type | Values Removed | Values Added |
|---|---|---|
| References | () http://archives.neohapsis.com/archives/fulldisclosure/2010-06/0079.html - | |
| References | () http://bugs.exim.org/show_bug.cgi?id=988 - | |
| References | () http://lists.exim.org/lurker/message/20100524.175925.9a69f755.en.html - | |
| References | () http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042587.html - | |
| References | () http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042613.html - | |
| References | () http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html - | |
| References | () http://secunia.com/advisories/40019 - Vendor Advisory | |
| References | () http://secunia.com/advisories/40123 - | |
| References | () http://secunia.com/advisories/43243 - | |
| References | () http://vcs.exim.org/viewvc/exim/exim-doc/doc-txt/ChangeLog?view=markup&pathrev=exim-4_72_RC2 - | |
| References | () http://vcs.exim.org/viewvc/exim/exim-src/src/transports/appendfile.c?r1=1.24&r2=1.25 - Patch | |
| References | () http://www.securityfocus.com/archive/1/511653/100/0/threaded - | |
| References | () http://www.securityfocus.com/bid/40451 - | |
| References | () http://www.ubuntu.com/usn/USN-1060-1 - | |
| References | () http://www.vupen.com/english/advisories/2010/1402 - | |
| References | () http://www.vupen.com/english/advisories/2011/0364 - | |
| References | () https://bugzilla.redhat.com/show_bug.cgi?id=600093 - | |
| References | () https://exchange.xforce.ibmcloud.com/vulnerabilities/59043 - |
Information
Published : 2010-06-07 17:12
Updated : 2024-11-21 01:15
NVD link : CVE-2010-2023
Mitre link : CVE-2010-2023
CVE.ORG link : CVE-2010-2023
JSON object : View
Products Affected
exim
- exim
CWE
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')