When curl < 7.84.0 saves cookies alt-svc and hsts data to local files it makes the operation atomic by finalizing the operation with a rename from a temporary name to the final target file name.In that rename operation it might accidentally *widen* the permissions for the target file leaving the updated file accessible to more users than intended. — CVE-2022-32207
Date
Source
MSRC
MSRC
Vendor
Microsoft
Microsoft
Threat
critical
critical
CVSS
9.8
9.8
Summary
Advisory CVE-2022-32207. When curl < 7.84.0 saves cookies alt-svc and hsts data to local files it makes the operation atomic by finalizing the operation with a… Vendor: Microsoft. Source: MSRC. Threat: critical. CVSS 9.8. See the…
What to do
General, cautious steps (verify details in the official source):
- Prioritize patching or mitigation immediately (treat as actively risky).
- Identify affected product versions in your inventory and verify whether you are impacted.
- Apply vendor patches/updates or recommended mitigations as soon as available.
- Read the official advisory for exact affected versions and remediation steps.