high7.5
CVE-2020-27813
Integer overflow in github.com/gorilla/websocket
Impact
An integer overflow vulnerability exists with the length of websocket frames received via a websocket connection. An attacker would use this flaw to cause a denial of service attack on an HTTP Server allowing websocket connections.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/gorilla/websocket | < 1.4.1 | 1.4.1 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Gorillatoolkit | Websocket | before 1.4.1 |
| Debian | Debian Linux | Version 9.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1902111
- https://github.com/gorilla/websocket/security/advisories/GHSA-jf24-p9p9-4rjh
- https://lists.debian.org/debian-lts-announce/2021/01/msg00008.html
- https://lists.debian.org/debian-lts-announce/2023/05/msg00012.html
- https://github.com/advisories/GHSA-3xh2-74w9-5vxm
- https://nvd.nist.gov/vuln/detail/CVE-2020-27813
- https://github.com/gorilla/websocket/pull/537
- https://github.com/gorilla/websocket/commit/5b740c29263eb386f33f265561c8262522f19d37
- https://pkg.go.dev/vuln/GO-2020-0019