CVE-2020-2021
Actively exploited. CVE-2020-2021 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-03-25) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Palo Alto Networks PAN-OS contains a vulnerability in SAML which allows an attacker to bypass authentication.
CSIRTS triage
- What
- A vulnerability in SAML allows attackers to bypass authentication mechanisms.
- Who is affected
- Users of Palo Alto Networks PAN-OS are affected by this vulnerability.
- Urgency
- Remediation is urgent as this is a critical vulnerability with active exploitation reported.
- Action
- Update PAN-OS to the latest version to address this vulnerability.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 90% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2020-2021: Palo Alto Networks PAN-OS Authentication Bypass Vulnerabilitycisa-kev · 2022-03-25
External references
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