Vulnerability Details : CVE-2022-35649
The vulnerability was found in Moodle, occurs due to improper input validation when parsing PostScript code. An omitted execution parameter results in a remote code execution risk for sites running GhostScript versions older than 9.50. Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Vulnerability category: Input validationExecute code
Products affected by CVE-2022-35649
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-35649
3.03%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 91 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-35649
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2022-35649
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
-
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.Assigned by: patrick@puiterwijk.org (Secondary)
References for CVE-2022-35649
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MTKUSFPSYFINSQFSOHDQIDVE6FWBEU6V/
[SECURITY] Fedora 35 Update: moodle-3.11.8-1.fc35 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://moodle.org/mod/forum/discuss.php?d=436456
Moodle.org: MSA-22-0015: PostScript Code Injection / Remote code execution riskVendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=2106273
2106273 – (CVE-2022-35649, MSA-22-0015) CVE-2022-35649 moodle: PostScript Code Injection / Remote code execution riskIssue Tracking;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6MOKYVRNFNAODP2XSMGJ5CRDUZCZKAR3/
[SECURITY] Fedora 36 Update: moodle-3.11.8-1.fc36 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-75044
Official Moodle git projects - moodle.git/searchPatch;Vendor Advisory
Jump to