Auth bypass in Zohocorp Manageengine Log360
CVE-2021-20136
ManageEngine Log360 Builds < 5235 are affected by an improper access control vulnerability allowing database configuration overwrite. An unauthenticated remote attacker can send a specially crafted message to Log360 to change its backend database to an attacker-controlled database and to force Log360 to restart. An attacker can leverage this vulnerability to achieve remote code execution by replacing files executed by Log360 on startup.
Vulnerability class: Broken Authentication
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: 0.108 (95.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.108 · newest: 0.108 · change: 0.000
Affected products
- Zohocorp Manageengine Log360 — versions 5.3
- Manageengine Log360 — versions < 5235
Weakness classification (CWE)
References
- www.tenable.com/security/research/tra-2021-48 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20136?
- CVE-2021-20136 is a critical-severity vulnerability in Zohocorp Manageengine Log360, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2021-11-01.
- How severe is CVE-2021-20136?
- Critical severity. CVSS v3 base score is 9.8 out of 10.