CVE-2022-39264Improper Authentication in Nheko

Severity
5.9MEDIUMNVD
EPSS
0.4%
top 40.48%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedSep 28

Description

nheko is a desktop client for the Matrix communication application. All versions below 0.10.2 are vulnerable homeservers inserting malicious secrets, which could lead to man-in-the-middle attacks. Users can upgrade to version 0.10.2 to protect against this issue. As a workaround, one may apply the patch manually, avoid doing verifications of one's own devices, and/or avoid pressing the request button in the settings menu.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NExploitability: 2.2 | Impact: 3.6

Affected Packages3 packages

debiandebian/nheko< nheko 0.10.2-1 (bookworm)
NVDnheko-reborn/nheko< 0.10.2
Debiannheko-reborn/nheko< 0.10.2-1+2

Also affects: Fedora 36, 37

Patches

🔴Vulnerability Details

1
OSV
CVE-2022-39264: nheko is a desktop client for the Matrix communication application2022-09-28

📋Vendor Advisories

1
Debian
CVE-2022-39264: nheko - nheko is a desktop client for the Matrix communication application. All versions...2022
CVE-2022-39264 — Improper Authentication in Nheko | cvebase