Unscored severity · published Jun 7, 2010
CVE-2010-2023
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…
–
CVSS
0.3%
EPSS
No
On KEV
Description
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EX
Exim · Exim
through 4.71; 4.10; 4.20; 4.21; 4.22; 4.23; +27 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2010-2023
CVE.org
https://www.cve.org/CVERecord?id=CVE-2010-2023
archives.neohapsis.com
http://archives.neohapsis.com/archives/fulldisclosure/2010-06/0079.html
bugs.exim.org
http://bugs.exim.org/show_bug.cgi?id=988
lists.exim.org
http://lists.exim.org/lurker/message/20100524.175925.9a69f755.en.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042587.html
lists.fedoraproject.org
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042613.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
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