CVE-2006-2531Ipswitch WhatsUp Professional 2006 only verifies the user's identity via HTTP headers, which allows remote attackers to spoof being a…
- 7.5HighCVSS base score
- 7.3%Exploitation in 30 daysEPSS · top 5.5% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Ipswitch WhatsUp Professional 2006 only verifies the user's identity via HTTP headers, which allows remote attackers to spoof being a trusted console and bypass authentication by setting HTTP User-Agent header to "Ipswitch/1.0" and the User-Application header to "NmConsole".
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Ipswitch WhatsUp Professional 2006 - Authentication Bypass (Exploit-DB entry) (opens in a new tab)
EDB-ID 27891remote, hardwarepublished 17 May 2006Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 7.3% · top 5.5% of all CVEs (13 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
References6
- 20060517 What's Up Professional Spoofing Authentication Bypass (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20060517 Re: [Full-disclosure] What's Up Professional Spoofing Authentication Bypass (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- ADV-2006-1849 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.ftusecurity.com/pub/whatsup.public.pdf (opens in a new tab)x_refsource_MISCx_transferred
- 18019 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- whatsup-http-auth-bypass(26529) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2006-2531 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-2531)Record last updated .