CVE & CISA-KEV CatalogNVD
CVE-2016-6601
HIGHEPSS 100th pctl7.5
CVSS v3
Description
Directory traversal vulnerability in the file download functionality in ZOHO WebNMS Framework 5.2 and 5.2 SP1 allows remote attackers to read arbitrary files via a .. (dot dot) in the fileName parameter to servlets/FetchFile.
CVSS v3 Vector
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploit Intelligence
97.36%probability of exploitation in 30 days
100thpercentile
Very high risk: more likely to be exploited than 100% of all known CVEs.
References
- http://packetstormsecurity.com/files/138244/WebNMS-Framework-5.2-SP1-Traversal-Weak-Obfuscation-User-Impersonation.html
- http://seclists.org/fulldisclosure/2016/Aug/54
- http://www.rapid7.com/db/modules/auxiliary/admin/http/webnms_cred_disclosure
- http://www.rapid7.com/db/modules/auxiliary/admin/http/webnms_file_download
- http://www.securityfocus.com/archive/1/539159/100/0/threaded
- http://www.securityfocus.com/bid/92402
- https://blogs.securiteam.com/index.php/archives/2712
- https://forums.webnms.com/topic/recent-vulnerabilities-in-webnms-and-how-to-protect-the-server-against-them
- https://github.com/pedrib/PoC/blob/master/advisories/webnms-5.2-sp1-pwn.txt
- https://www.exploit-db.com/exploits/40229/
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.