Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2020-1990

19
FAUCET Score

CVE-2020-1990 describes a stack-based buffer overflow in the management server component of Palo Alto Networks PAN-OS. This vulnerability affects PAN-OS versions 8.1 prior to 8.1.13 and 9.0 prior to 9.0.7. An authenticated user can exploit this by uploading a corrupted configuration, potentially leading to arbitrary code execution with root privileges. The vulnerability has a CVSS score of 7.2 (HIGH), indicating a high severity. It can be exploited remotely over the network with low attack complexity, requiring high privileges to achieve high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, and no public exploit code is available on platforms like Metasploit or ExploitDB. Community discussion and media coverage for this CVE are minimal, suggesting low public attention.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.1.0, < 8.1.13CPE matchmatch criteria
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*
>= 9.0.0, < 9.0.7CPE matchmatch criteria
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*
>= 8.1, < 8.1.13CPE match
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*
>= 9.0, < 9.0.7CPE match
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.13%
Probability of exploitation in next 30 days
EPSS Percentile
80.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0213 is in the 75th percentile among its peer group of 5,538 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

paloaltovendor investigatingvia nvd_reference
View patch

References

security.paloaltonetworks.com / CVE-2020-1990
Vendor Advisory