CVE-2018-8741
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 4.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 4.2% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 4.2% · EPSS, next 30 days
- Weakness
- CWE-22 · Path traversal
- Record status
- Modified
Affected
- Squirrelmail 1.4.22
- Debian Linux 7.0
- Debian Linux 8.0
Attack profile CVSS 3.0 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-8741.md and follow it. Check whether this project is affected by CVE-2018-8741. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364e
- https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/
- https://gist.github.com/hannob/3c4f86863c418930ad08853c1109364e
- https://insinuator.net/2018/03/squirrelmail-full-disclosure-troopers18/
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%40lists.fedoraproject.org/message/CVXTYMZ35IC5KPNMAE6BWAQWURMX7KZO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T5FP5O562A4FM5TCFNEW73SS6PZONSAC/
- https://paste.pound-python.org/show/OjSLiFTxiBrTk63jqEUu/
- https://www.debian.org/security/2018/dsa-4168
- 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%40lists.fedoraproject.org/message/CVXTYMZ35IC5KPNMAE6BWAQWURMX7KZO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T5FP5O562A4FM5TCFNEW73SS6PZONSAC/
- https://paste.pound-python.org/show/OjSLiFTxiBrTk63jqEUu/
- https://www.debian.org/security/2018/dsa-4168