CVE-2020-1991
CVE-2020-1991 is a high-severity vulnerability in Paloaltonetworks Traps with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 3.6
- EPSS exploit prediction: 0% (20th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-269
- Affected product: Paloaltonetworks Traps
- Published:
- Last modified:
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. This issue does not affect Cortex XDR 7.0. This issue does not affect Traps for Linux or MacOS.
Frequently asked questions
- What is CVE-2020-1991?
- 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. This issue does not affect Cortex XDR 7.0. This issue does not affect Traps for Linux or MacOS.
- How severe is CVE-2020-1991?
- CVE-2020-1991 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-1991 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-1991?
- CVE-2020-1991 affects Paloaltonetworks Traps. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-1991?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-1991 published?
- CVE-2020-1991 was published on 2020-04-08 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:paloaltonetworks:traps:*:*:*:*:*:*:*:*
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