CVE-2022-32207
CRITICAL severity · CVSS 9.8 · CWE-840
9.8CVSS CRITICAL
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)5%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://seclists.org/fulldisclosure/2022/Oct/28Advisory
- http://seclists.org/fulldisclosure/2022/Oct/41Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BEV6BR4MTI3CEWK2YU2HQZUW5FAS3FEY/Advisory
- https://security.gentoo.org/glsa/202212-01Advisory
- https://security.netapp.com/advisory/ntap-20220915-0003/Advisory
- https://support.apple.com/kb/HT213488Advisory
- https://www.debian.org/security/2022/dsa-5197Advisory
- https://hackerone.com/reports/1573634Advisory