Servers and applications
CVE-2023-38545
This flaw makes curl overflow a heap based buffer in the SOCKS5 proxy handshake. When curl is asked to pass along the host name to the SOCKS5 proxy to allow that to resolve the address instead of it getting done by curl itself, the maximum length that host name can be is 255 bytes. If the host name is detected to be longer, curl switches to local name resolving and instead passes on the resolved…
- Severity
- Critical 9.8
- Published
- 18 Oct 2023
- Last changed
- 17 Jun 2026
- Added to UpHeron
- 21 Oct 2026
- Fixed in
- 8.4.0
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
curlServers and applications · cpe:a:haxx:libcurl |
|