by Kastro
Paper/Archive/CVE-2023-28801

CVE-2023-28801

Zscaler ZIA Admin Portal — Improper SAML signature verification

EPSS 0.4%CVSS 9.8
critical.is priorityof 100
36
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 33.2.332 × 206.6No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

An Improper Verification of Cryptographic Signature in the SAML authentication of the Zscaler Admin UI allows a Privilege Escalation.This issue affects Admin UI: from 6.2 before 6.2r.

Affected

ProductAffectedFixed inSource
ZIA Admin Portal6.2 – < 6.2 (current)6.2 (current)CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Zscaler (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refhelp.zscaler.com/zia/release-upgrade-summary-2023