CVE-2018-17283
Zoho ManageEngine OpManager before 12.3 Build 123196 does not require authentication for /oputilsServlet requests, as demonstrated by a /oputilsServlet?action=getAPIKey request that can be leveraged against Firewall Analyzer to add an admin user via…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 66.3%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
Zoho ManageEngine OpManager before 12.3 Build 123196 does not require authentication for /oputilsServlet requests, as demonstrated by a /oputilsServlet?action=getAPIKey request that can be leveraged against Firewall Analyzer to add an admin user via /api/json/v2/admin/addUser or conduct a SQL Injection attack via the /api/json/device/setManaged name parameter.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 66.35% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-89
- Affected
- zohocorp/manageengine opmanager
- Source
- cve@mitre.org
EPSS moved from 45.9% on 21 September 2026 to 66.3% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- https://github.com/x-f1v3/ForCve/issues/4Exploit, Third Party Advisory
- https://www.manageengine.com/network-monitoring/help/read-me.htmlVendor Advisory
- https://github.com/x-f1v3/ForCve/issues/4Exploit, Third Party Advisory
- https://www.manageengine.com/network-monitoring/help/read-me.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.