Vulnerability Details : CVE-2016-2539
Cross-site request forgery (CSRF) vulnerability in install_modules.php in ATutor before 2.2.2 allows remote attackers to hijack the authentication of users for requests that upload arbitrary files and execute arbitrary PHP code via vectors involving a crafted zip file.
Vulnerability category: Cross-site request forgery (CSRF)
Exploit prediction scoring system (EPSS) score for CVE-2016-2539
Probability of exploitation activity in the next 30 days: 0.27%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 63 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-2539
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2016-2539
-
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-2539
-
https://packetstormsecurity.com/files/136109/ATutor-LMS-2.2.1-CSRF-Remote-Code-Execution.html
ATutor LMS 2.2.1 CSRF Remote Code Execution ≈ Packet StormExploit;Patch;Third Party Advisory;VDB Entry
-
https://www.exploit-db.com/exploits/39524/
ATutor LMS - '/install_modules.php' Cross-Site Request Forgery / Remote Code Execution
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https://github.com/atutor/ATutor/commit/bfc6c80c6c217c5515172f3cc949e13dfa1a92ac
5632,5644 removed array_multisort to fix module install issues, and a… · atutor/ATutor@bfc6c80 · GitHubPatch;Vendor Advisory
Products affected by CVE-2016-2539
- cpe:2.3:a:atutor:atutor:*:*:*:*:*:*:*:*