CVE-2020-1991 Traps: Insecure temporary file vulnerability may allow privilege escalation on Windows
Attack Vector
LOCAL
Scope
UNCHANGED
Attack Complexity
LOW
Confidentiality Impact
HIGH
Privileges Required
LOW
Integrity Impact
HIGH
User Interaction
NONE
Availability Impact
HIGH
Description
An insecure temporary file vulnerability in Palo Alto Networks Traps allows a local authenticated Windows user to escalate privileges or overwrite system files.
This issue affects Palo Alto Networks Traps 5.0 versions before 5.0.8; 6.1 versions before 6.1.4 on Windows; all versions of 6.0, 4.2, 4.1, and older releases on Windows.
This issue does not affect Cortex XDR 7.0.
This issue does not affect Traps for Linux or MacOS.
Product Status
| Versions | Affected | Unaffected |
|---|---|---|
| Traps 6.1 | < 6.1.4 on Windows | >= 6.1.4 on Windows |
| Traps 6.0 | 6.0.* on Windows | |
| Traps 5.0 | < 5.0.8 on Windows | >= 5.0.8 on Windows |
| Traps 4.2 | 4.2.* on Windows |
Severity: HIGH
CVSSv3.1 Base Score: 7.8 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Weakness Type
CWE-377 Insecure Temporary File
Solution
This issue is fixed in Traps 5.0.8, 6.1.4 and later versions.
Workarounds and Mitigations
There are no viable workarounds for this issue.
Acknowledgments
Palo Alto Networks thanks Lasse Trolle Borup of Danish Cyber Defence for discovering and reporting this issue.
Timeline
Updated affected versions
Initial publication