Home/CVE/In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exporting collections via PDF export could lead to code executi
CVE

CVE-2021-43266

In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exporting collections via PDF export could lead to code executi

In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exporting collections via PDF export could lead to code execution via shell metacharacters in a collection name. Additional, in Mahara before 20.10.4, 21.04.3, and 21.10.1, exporting collections via PDF export could cause code execution.

HIGH · CVSS 7.3 EPSS 0.00501
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
▤

Affected Products & Versions

6
mahara>= 20.04.0 and < 20.04.5
mahara>= 20.10.0 and < 20.10.3
mahara>= 21.04.0 and < 21.04.2
mahara>= 20.10.0 and < 20.10.4
mahara>= 21.04.0 and < 21.04.3
mahara>= 21.10.0 and < 21.10.1
⚠

Public Exploits & PoCs

1
pocbugs.launchpad.net · 1942903bugs.launchpad.net
▣

Scoring & Timeline

7.3
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Nov 2021 · 10:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugs.launchpad.net/mahara/+bug/1949527Third Party Advisory
https://mahara.org/interaction/forum/topic.php?id=8952Vendor Advisory
https://mahara.org/interaction/forum/topic.php?id=8995Vendor Advisory
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