CVE-2020-11455 Path traversal in n/a
Attackers can exploit a path traversal flaw in LimeSurvey to read or modify arbitrary files on the server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-11455?
CVE-2020-11455 is a critical path traversal vulnerability in Limesurvey Limesurvey, published on 1 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
LimeSurvey before 4.1.12+200324 contains a path traversal vulnerability in application/controllers/admin/LimeSurveyFileManager.php.
Weakness: CWE-22
Which versions are affected by CVE-2020-11455?
1 open source package ship an affected version, including limesurvey. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
limesurvey Bitnami | All versions | 4.1.12, 4.1.12, 4.1.13 |
Products include Limesurvey Limesurvey.
How do I fix CVE-2020-11455?
Upgrade limesurvey to a fixed version for your release line: 4.1.12 or 4.1.13.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-11455 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-11455 exists.
Public exploit code: 1 Metasploit module, 1 Exploit-DB entry and 1 Nuclei template.
Other vulnerabilities in Limesurvey Limesurvey
Sources
Also known as BIT-limesurvey-2020-11455, GHSA-x533-9x59-8hwv.