Bug 2130760 (CVE-2022-39264) - CVE-2022-39264 nheko: Secret poisoning using MITM on secret requests by the homeserver
Summary: CVE-2022-39264 nheko: Secret poisoning using MITM on secret requests by the h...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2022-39264
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2130761
Blocks:
TreeView+ depends on / blocked
 
Reported: 2022-09-29 04:12 UTC by Avinash Hanwate
Modified: 2022-11-28 20:54 UTC (History)
1 user (show)

Fixed In Version: nheko 0.10.2
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Clone Of:
Environment:
Last Closed: 2022-11-28 20:54:05 UTC
Embargoed:


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Description Avinash Hanwate 2022-09-29 04:12:38 UTC
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.

https://github.com/Nheko-Reborn/nheko/security/advisories/GHSA-8jcp-8jq4-5mm7
https://github.com/Nheko-Reborn/nheko/releases/tag/v0.10.2
https://github.com/Nheko-Reborn/nheko/commit/67bee15a389f9b8a9f6c3a340558d1e2319e7199

Comment 1 Avinash Hanwate 2022-09-29 04:13:01 UTC
Created nheko tracking bugs for this issue:

Affects: fedora-all [bug 2130761]

Comment 2 Product Security DevOps Team 2022-11-28 20:54:03 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.


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