VulnerabilityModified
CVE-2016-6603
ZOHO WebNMS Framework 5.2 and 5.2 SP1 allows remote attackers to bypass authentication and impersonate arbitrary users via the UserName HTTP header.
CRITICAL 9.8EPSS 87.0%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 87.0%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
ZOHO WebNMS Framework 5.2 and 5.2 SP1 allows remote attackers to bypass authentication and impersonate arbitrary users via the UserName HTTP header.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 87.04% probability · 100th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- zohocorp/webnms framework
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/138244/WebNMS-Framework-5.2-SP1-Traversal-Weak-Obfuscation-User-Impersonation.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2016/Aug/54Exploit, Mailing List, Third Party Advisory
- http://www.securityfocus.com/archive/1/539159/100/0/threaded
- http://www.securityfocus.com/bid/92402Third Party Advisory, VDB Entry
- https://blogs.securiteam.com/index.php/archives/2712Exploit, Technical Description, Third Party Advisory
- 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.txtExploit, Third Party Advisory
- https://www.exploit-db.com/exploits/40229/Exploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/138244/WebNMS-Framework-5.2-SP1-Traversal-Weak-Obfuscation-User-Impersonation.htmlExploit, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2016/Aug/54Exploit, Mailing List, Third Party Advisory
- http://www.securityfocus.com/archive/1/539159/100/0/threaded
- http://www.securityfocus.com/bid/92402Third Party Advisory, VDB Entry
- https://blogs.securiteam.com/index.php/archives/2712Exploit, Technical Description, Third Party Advisory
- 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.txtExploit, Third Party Advisory
- https://www.exploit-db.com/exploits/40229/Exploit, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.