Vulnerability Details : CVE-2023-22477
Potential exploit
Mercurius is a GraphQL adapter for Fastify. Any users of Mercurius until version 10.5.0 are subjected to a denial of service attack by sending a malformed packet over WebSocket to `/graphql`. This issue was patched in #940. As a workaround, users can disable subscriptions.
Vulnerability category: Denial of service
Products affected by CVE-2023-22477
- cpe:2.3:a:mercurius_project:mercurius:*:*:*:*:*:node.js:*:*
- Mercurius Project » Mercurius » For Node.jsVersions from including (>=) 9.0.0 and before (<) 11.5.0cpe:2.3:a:mercurius_project:mercurius:*:*:*:*:*:node.js:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-22477
0.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-22477
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | |
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
3.9
|
1.4
|
GitHub, Inc. |
CWE ids for CVE-2023-22477
-
An exception is thrown from a function, but it is not caught.Assigned by: security-advisories@github.com (Secondary)
References for CVE-2023-22477
-
https://github.com/mercurius-js/mercurius/security/advisories/GHSA-cm8h-q92v-xcfc
Uncaught Exception in mercurius when using subscriptions · Advisory · mercurius-js/mercurius · GitHubPatch;Third Party Advisory
-
https://github.com/mercurius-js/mercurius/pull/940
Catch errors on websocket connections by mcollina · Pull Request #940 · mercurius-js/mercurius · GitHubPatch;Third Party Advisory
-
https://github.com/mercurius-js/mercurius/issues/939
Invalid WebSocket frame: RSV2 and RSV3 must be clear · Issue #939 · mercurius-js/mercurius · GitHubExploit;Issue Tracking;Third Party Advisory
Jump to