CVE-2023-6597
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Description
An issue was found in the CPython `tempfile.TemporaryDirectory` class affecting versions 3.12.1, 3.11.7, 3.10.13, 3.9.18, and 3.8.18 and prior. The tempfile.TemporaryDirectory class would dereference symlinks during cleanup of permissions-related errors. This means users which can run privileged programs are potentially able to modify permissions of files referenced by symlinks in some circumstances.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://github.com/python/cpython/commit/02a9259c717738dfe6b463c44d7e17f2b6d2cb3a
- https://github.com/python/cpython/commit/5585334d772b253a01a6730e8202ffb1607c3d25
- https://github.com/python/cpython/commit/6ceb8aeda504b079fef7a57b8d81472f15cdd9a5
- https://github.com/python/cpython/commit/81c16cd94ec38d61aa478b9a452436dc3b1b524d
- https://github.com/python/cpython/commit/8eaeefe49d179ca4908d052745e3bb8b6f238f82
References (14)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- NONE
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