CVE-2020-1979 json
PAN-OS: A format string vulnerability in PAN-OS log daemon (logd) on Panorama allows local privilege escalation
published 2020-03-11 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-12769
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
A format string vulnerability in the PAN-OS log daemon (logd) on Panorama allows a network based attacker with knowledge of registered firewall devices and access to Panorama management interfaces to execute arbitrary code, bypassing the restricted shell and escalating privileges. This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13 on Panorama. This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.
Patch / fix
- Palo Alto Networks PAN-OS 8.1.13
Exploit prediction
1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Palo Alto Networks PAN-OS
Classification
- Weakness
-
- CWE-134 Use of Externally-Controlled Format String
- Technology feeds
References
-
security.paloaltonetworks.com
/CVE-2020-1979
vendor-advisory
Sources
- CVE List CVE-2020-1979
- NVD CVE-2020-1979
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