Vulnerability CVE-2018-8741
Published: 2018-03-17

Description:
A directory traversal flaw in SquirrelMail 1.4.22 allows an authenticated attacker to exfiltrate (or potentially delete) files from the hosting server, related to ../ in the att_local_name field in Deliver.class.php.

Type:

CWE-22

 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.5/10
6.4/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Squirrelmail -> Squirrelmail 
Debian -> Debian linux 

 References:
http://www.openwall.com/lists/oss-security/2018/03/17/2
http://www.securitytracker.com/id/1040554
https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364e
https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/
https://lists.debian.org/debian-lts-announce/2018/04/msg00012.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CVXTYMZ35IC5KPNMAE6BWAQWURMX7KZO/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T5FP5O562A4FM5TCFNEW73SS6PZONSAC/
https://paste.pound-python.org/show/OjSLiFTxiBrTk63jqEUu/
https://www.debian.org/security/2018/dsa-4168
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