CVE-2015-6922
Kaseya Virtual System Administrator (VSA) 7.x before 7.0.0.33, 8.x before 8.0.0.23, 9.0 before 9.0.0.19, and 9.1 before 9.1.0.9 does not…
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Kaseya Virtual System Administrator (VSA) 7.x before 7.0.0.33, 8.x before 8.0.0.23, 9.0 before 9.0.0.19, and 9.1 before 9.1.0.9 does not properly require authentication, which allows remote attackers to bypass authentication and (1) add an administrative account via crafted request to LocalAuth/setAccount.aspx or (2) write to and execute arbitrary files via a full pathname in the PathData parameter to ConfigTab/uploader.aspx.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 2 Metasploit modules and 2 Exploit-DB entries for it.
Metasploit modules2 modules
- Kaseya VSA Master Administrator Account Creation (Metasploit module) (opens in a new tab)
auxiliary/admin/http/kaseya_master_adminRank normaldisclosed 23 Sept 2015
- Kaseya VSA uploader.aspx Arbitrary File Upload (Metasploit module) (opens in a new tab)
exploit/windows/http/kaseya_uploaderRank excellentdisclosed 23 Sept 2015
Exploit-DB2 entries
- Kaseya Virtual System Administrator (VSA) - 'uploader.aspx' Arbitrary File Upload (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 38401remote, windowspublished 5 Oct 2015Verified
- Kaseya Virtual System Administrator (VSA) - Multiple Vulnerabilities (2) (Exploit-DB entry) (opens in a new tab)
EDB-ID 38351webapps, asppublished 29 Sept 2015Verified
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
- 4 years later
· 4 years later
Published
- 4 years later
· 4 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 | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 82.1% · top 0.3% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (5)
- http://www.zerodayinitiative.com/advisories/ZDI-15-448 (opens in a new tab)x_refsource_MISCx_transferred
- http://packetstormsecurity.com/files/133782/Kaseya-Virtual-System-Administrator-Code-Execution-Privilege-Escalation.html (opens in a new tab)x_refsource_MISCx_transferred
- http://www.zerodayinitiative.com/advisories/ZDI-15-449 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.exploit-db.com/exploits/38351/ (opens in a new tab)x_refsource_MISCx_transferred
- https://helpdesk.kaseya.com/entries/96164487--Kaseya-Security-Advisory (opens in a new tab)x_refsource_MISCx_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-2015-6857 (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-2015-6922)Record last updated .