Vulnerability Details : CVE-2022-29166
matrix-appservice-irc is a Node.js IRC bridge for Matrix. The vulnerability in node-irc allows an attacker to manipulate a Matrix user into executing IRC commands by having them reply to a maliciously crafted message. The vulnerability has been patched in matrix-appservice-irc 0.33.2. Refrain from replying to messages from untrusted participants in IRC-bridged Matrix rooms. There are no known workarounds for this issue.
Products affected by CVE-2022-29166
- cpe:2.3:a:matrix:matrix_irc_bridge:*:*:*:*:*:node.js:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-29166
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-29166
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
8.0
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
2.1
|
5.9
|
GitHub, Inc. |
CWE ids for CVE-2022-29166
-
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.Assigned by:
- nvd@nist.gov (Primary)
- security-advisories@github.com (Secondary)
References for CVE-2022-29166
-
https://matrix.org/blog/2022/05/04/0-34-0-security-release-for-matrix-appservice-irc-high-severity
0.34.0 security release for matrix-appservice-irc (High severity) | Matrix.orgRelease Notes;Vendor Advisory
-
https://github.com/matrix-org/matrix-appservice-irc/security/advisories/GHSA-37hr-348p-rmf4
Improper handling of multiline messages in node-irc · Advisory · matrix-org/matrix-appservice-irc · GitHubThird Party Advisory
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