CVE-2018-8741: Path Traversal
First published: Sat Mar 17 2018(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/squirrelmail | ||
| SquirrelMail | =1.4.22 | |
| Debian GNU/Linux | =7.0 | |
| Debian GNU/Linux | =8.0 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2018/03/17/2
- https://security-tracker.debian.org/tracker/CVE-2018-8741
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=893202
- 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
- https://www.openwall.com/lists/oss-security/2018/03/17/2
- https://sourceforge.net/p/squirrelmail/bugs/2846/
- https://sourceforge.net/p/squirrelmail/code/14751/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVXTYMZ35IC5KPNMAE6BWAQWURMX7KZO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T5FP5O562A4FM5TCFNEW73SS6PZONSAC/
Frequently Asked Questions
What is the severity of CVE-2018-8741?
CVE-2018-8741 has a medium severity rating due to its potential for file exfiltration and manipulation.
How do I fix CVE-2018-8741?
To fix CVE-2018-8741, upgrade SquirrelMail to a more secure version that addresses the directory traversal vulnerability.
What systems are affected by CVE-2018-8741?
CVE-2018-8741 affects SquirrelMail version 1.4.22 running on Debian Linux 7.0 and 8.0.
Can CVE-2018-8741 be exploited remotely?
Yes, CVE-2018-8741 can be exploited remotely by an authenticated attacker with access to the SquirrelMail application.
What impact does CVE-2018-8741 have on data integrity?
CVE-2018-8741 can lead to unauthorized access to sensitive files, which compromises data integrity and confidentiality.
- collector/debian-bugs
- alias/CVE-2018-8741
- collector/security-tracker-debian
- agent/type
- agent/remedy
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/references
- agent/last-modified-date
- agent/author
- agent/severity
- agent/event
- agent/description
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/squirrelmail
- canonical/squirrelmail
- version/squirrelmail/1.4.22
- vendor/debian
- canonical/debian gnu/linux
- version/debian gnu/linux/7.0
- version/debian gnu/linux/8.0