CVE-2020-2006: palo alto networks pan-os Stack-based Buffer Overflow
CVSS: 9.0v2.0HighModified
Published 13-05-2020Last modified 16-09-2024
Vulnerability summary
CVE-2020-2006 is a high (CVSS 9.0) Stack-based Buffer Overflow vulnerability in palo alto networks pan-os. EPSS estimates a 1.90% chance of exploitation in the next 30 days, higher than 79.4% of scored vulnerabilities.
CVSS score
9.0/10
010
High · v2.0 (NVD)EPSS score
1.90%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-05-2020PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
A stack-based buffer overflow vulnerability in the management server component of PAN-OS that allows an authenticated user to potentially execute arbitrary code with root privileges. This issue affects: All versions of PAN-OS 7.1 and 8.0; PAN-OS 8.1 versions earlier than 8.1.14.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.2Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HSources2 sources · 7.2–8.8
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HDiffers
High 9.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:S/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
1.90%
Chance of exploitation in the next 30 days
Percentile
79%
Versus all other CVEs
30-day change
0.00 pp
From 1.90% on 21-09-2026
21-09-202621-10-2026
EPSS score1.90%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-121Stack-based Buffer OverflowA stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Palo alto networks1 product
- pan-osEOL≥ 7.1.0, < 7.2.0 | ≥ 8.0.0, < 8.1.0 | ≥ 8.1, < 8.1.14
Paloaltonetworks1 product
- pan-os≥ 7.1.0, ≤ 7.1.26 | ≥ 8.0.0, ≤ 8.0.20 | ≥ 8.1.0, ≤ 8.1.13
2 vendors · 2 products