CVE-2023-23914
curl: HSTS ignored on multiple requests
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 15, 2023
Updated · October 15, 2026
Description
A flaw was found in the Curl package, where the HSTS mechanism would be ignored by subsequent transfers when done on the same command line because the state would not be properly carried. This issue may result in limited confidentiality and integrity.
Statement
This is a curl command line issue and does not affect libcurl. There is no HSTS support in the versions of curl shipped in rhel-7 and rhel-8. Curl packages as shipped in rhel-9 do not support HSTS. Upstream has rated this as a Low Severity issue.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CWE-319 · Cleartext Transmission of Sensitive Information