Vulnerability Details : CVE-2022-39264

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.
Published 2022-09-28 22:15:15
Updated 2023-03-03 19:25:14
Source GitHub, Inc.
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Products affected by CVE-2022-39264

Exploit prediction scoring system (EPSS) score for CVE-2022-39264

EPSS FAQ
0.12%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 45 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-39264

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.9
 MEDIUM CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
2.2
3.6
 NIST
8.6
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
3.9
4.0
 GitHub, Inc.

CWE ids for CVE-2022-39264

  • When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
    Assigned by: security-advisories@github.com (Primary)
  • The product does not validate, or incorrectly validates, a certificate.
    Assigned by: security-advisories@github.com (Primary)

References for CVE-2022-39264

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