CVE-2023-22465 is a denial-of-service vulnerability affecting Http4s, a Scala HTTP services interface, in versions prior to 0.21.34, 0.22.15, 0.23.17, and 1.0.0-M38. Specifically, malformed User-Agent or Server headers can cause a fatal error if explicitly requested by the service. Rated CVSS 5.3 MEDIUM, this vulnerability has a low attack complexity and requires no privileges, but only impacts availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0.1.0, < 0.21.34CPE matchmatch criteria | cpe:2.3:a:typelevel:http4s:*:*:*:*:*:*:*:* | ||
>= 0.22.0, < 0.22.15CPE matchmatch criteria | cpe:2.3:a:typelevel:http4s:*:*:*:*:*:*:*:* | ||
>= 0.23.0, < 0.23.17CPE matchmatch criteria | cpe:2.3:a:typelevel:http4s:*:*:*:*:*:*:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:typelevel:http4s:1.0.0:milestone1:*:*:*:*:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:typelevel:http4s:1.0.0:milestone10:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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