CVE-2022-41723
Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net
- State
- Published
- Severity
- 7.5 High
- Published
- Feb 28, 2023
- Updated
- May 5, 2025
- Reserved
- Sep 28, 2022
Description
A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
net/httpGo standard library |
|
golang.org/x/net/http2golang.org/x/net |
|
golang.org/x/net/http2/hpackgolang.org/x/net |
|
References
- https://go.dev/issue/57855
- https://go.dev/cl/468135
- https://go.dev/cl/468295
- https://groups.google.com/g/golang-announce/c/V0aBFqaFs_E
- https://pkg.go.dev/vuln/GO-2023-1571
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4MA5XS5DAOJ5PKKNG5TUXKPQOFHT5VBC/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RLBQ3A7ROLEQXQLXFDLNJ7MYPKG5GULE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGW7GE2Z32ZT47UFAQFDRQE33B7Q7LMT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XX3IMUTZKRQ73PBZM4E2JP4BKYH4C6XE/
- https://www.couchbase.com/alerts/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7N5GV4CHH6WAGX3GFMDD3COEOVCZ4RI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/REMHVVIBDNKSRKNOTV7EQSB7CYQWOUOU/
- https://security.gentoo.org/glsa/202311-09
- https://security.netapp.com/advisory/ntap-20230331-0010/
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