High severity · published Mar 17, 2018
CVE-2018-8741
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…
8.8
CVSS
4.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
SQ
Squirrelmail · Squirrelmail
1.4.22 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-8741
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-8741
Mailing List
http://www.openwall.com/lists/oss-security/2018/03/17/2
Third Party Advisory
http://www.securitytracker.com/id/1040554
Patch
https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364e
Patch
https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/
Mailing List
https://lists.debian.org/debian-lts-announce/2018/04/msg00012.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVXTYMZ35IC5KPNMAE6BWAQWURMX7KZO/
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