Auth bypass in Palo Alto Networks Cortex Xsoar
CVE-2021-3044
An improper authorization vulnerability in Palo Alto Networks Cortex XSOAR enables a remote unauthenticated attacker with network access to the Cortex XSOAR server to perform unauthorized actions through the REST API. This issue impacts: Cortex XSOAR 6.1.0 builds later than 1016923 and earlier than 1271064; Cortex XSOAR 6.2.0 builds earlier than 1271065. This issue does not impact Cortex XSOAR 5.5.0, Cortex XSOAR 6.0.0, Cortex XSOAR 6.0.1, or Cortex XSOAR 6.0.2 versions. All Cortex XSOAR instances hosted by Palo Alto Networks are upgraded to resolve this vulnerability. No additional action is required for these instances.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.014 (71.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Palo Alto Networks Cortex Xsoar — versions 5.5.0 all, 6.0.0 all, 6.0.1 all
- Paloaltonetworks Cortex Xsoar — versions 6.1.0, 6.2.0
Weakness classification (CWE)
References
- security.paloaltonetworks.com/CVE-2021-3044 (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-3044?
- CVE-2021-3044 is a critical-severity vulnerability in Palo Alto Networks Cortex Xsoar, classified under Improper Authorization. CVSS score: 9.8/10. Published 2021-06-22.
- How severe is CVE-2021-3044?
- Critical severity. CVSS v3 base score is 9.8 out of 10.