PAN-OS: Buffer overflow in the management server
Published Apr 8, 2020
7.2
HIGHCVSS 3.1
EPSS 2.13%
Description
A stack-based buffer overflow vulnerability in the management server component of PAN-OS allows an authenticated user to upload a corrupted PAN-OS configuration and potentially execute code with root privileges. This issue affects Palo Alto Networks PAN-OS 8.1 versions before 8.1.13; 9.0 versions before 9.0.7. This issue does not affect PAN-OS 7.1.
Affected products
-
- Version 8.1StatusaffectedConstraints<8.1.13
- Version 9.0StatusaffectedConstraints<9.0.7
- Version 7.1.*StatusunaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Palo Alto Networks | Pan-OS | n/a |
|
- ≥ 8.1.0 · < 8.1.13
- ≥ 9.0.0 · < 9.0.7
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
This issue is fixed in PAN-OS 8.1.13, PAN-OS 9.0.7 and all later versions.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.13% (0.02132) | 81.31th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.13% (0.02132) | 79.53th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.38% (0.01381) | 78.52th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.67% (0.02671) | 76.30th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.08% (0.00085) | 36.75th | v3 (v2023.03.01) |
| Jun 21, 2024 | 0.08% (0.00085) | 36.50th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00085) | 34.48th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.09% (0.01086) | 53.47th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.09% (0.01086) | 51.85th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.09% (0.01086) | 49.83th | v2 (v2022.01.01) |
| Feb 4, 2022 | 15.36% (0.15362) | 92.49th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.20% (0.03197) | 66.46th | v1 |
| Jan 6, 2022 | 3.20% (0.03197) | 66.14th | v1 |
| Sep 1, 2021 | 0.73% (0.00731) | 49.19th | v1 |
| Apr 14, 2021 | 0.73% (0.00731) | 0.00th | v1 |
References (1)
- https://security.paloaltonetworks.com/CVE-2020-1990 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://security.paloaltonetworks.com/CVE-2020-1990 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.