PT-2020-14315 · Sopel+1 · Channelmgnt Plug-In+2

Published 2020-10-13 · Updated 2021-11-18 · CVE-2020-15251

Positive Technologies (AI Summary)

CVSS v3.1

7.7

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Sopel Channelmgnt plug-in versions prior to 1.0.3 MirahezeBot-Plugins versions 9.0.0 through 9.0.1

Description The issue allows malicious users to bypass access control lists (ACLs) and take over a channel by op/voicing. This is possible due to a vulnerability in the Channelmgnt plug-in for Sopel, a Python IRC bot.

Recommendations For Sopel Channelmgnt plug-in versions prior to 1.0.3, update to version 1.0.3 to resolve the issue. For MirahezeBot-Plugins versions 9.0.0 through 9.0.1, update to version 9.0.2 or later, which includes the patched Channelmgnt plug-in version 1.0.3. As a temporary workaround, consider disabling the Channelmgnt plug-in until a patch is available.

Fix

Incorrect Authorization

Missing Authorization

Weakness Enumeration

CWE-863

CWE-862

Related Identifiers

CVE-2020-15251

GHSA-23PC-4339-95VG

GHSA-J257-JFVV-H3X5

PYSEC-2020-110

Affected Products

Channelmgnt Plug-In

Mirahezebot-Plugins

Sopel

References · 16

• https://github.com/MirahezeBots/sopel-channelmgnt/pull/3 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2020-15251 · Security Note
• https://phab.bots.miraheze.wiki/phame/live/1/post/1/summary · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-15251 · Security Note
• https://osv.dev/vulnerability/CVE-2020-15251 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-15251 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2020-110 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-15251 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-j257-jfvv-h3x5 · Vendor Advisory
• https://github.com/pypa/advisory-database/tree/main/vulns/sopel-plugins-channelmgnt/PYSEC-2020-110.yaml · Note
• https://github.com/MirahezeBots/MirahezeBots/security/advisories/GHSA-23pc-4339-95vg · Note
• https://github.com/MirahezeBots/MirahezeBots · Note
• https://github.com/MirahezeBots/sopel-channelmgnt/security/advisories/GHSA-j257-jfvv-h3x5 · Note
• https://pypi.org/project/sopel-plugins.channelmgnt · Note
• https://t.me/cibsecurity/15244 · Telegram Post