PT-2021-23789 · Mahara · Mahara

Dominic Couture · Published 2021-11-02 · Updated 2022-05-03 · CVE-2021-43266

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Mahara versions prior to 20.04.5 Mahara versions prior to 20.10.4 Mahara versions prior to 21.04.3 Mahara versions prior to 21.10.1

Description The issue allows code execution via shell metacharacters in a collection name when exporting collections via PDF export.

Recommendations For versions prior to 20.04.5, update to version 20.04.5 or later. For versions prior to 20.10.4, update to version 20.10.4 or later. For versions prior to 21.04.3, update to version 21.04.3 or later. For versions prior to 21.10.1, update to version 21.10.1 or later.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-43266

Affected Products

Mahara

References · 8

• 🔥 https://bugs.launchpad.net/mahara/+bug/1942903 · Exploit
• https://mahara.org/interaction/forum/topic.php?id=8952 · Vendor Advisory
• https://mahara.org/interaction/forum/topic.php?id=8995 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-43266 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-43266 · Security Note
• https://bugs.launchpad.net/mahara/+bug/1949527 · Note
• https://t.me/cvenotify/28530 · Telegram Post
• https://t.me/cvenotify/22901 · Telegram Post