CVE-2006-4926
The NDIS-TDI Hooking Engine, as used in the (1) KLICK (KLICK.SYS) and (2) KLIN (KLIN.SYS) device drivers 2.0.0.281 for in Kaspersky Labs…
- 7.2HighCVSS base score
- 1.3%Exploitation in 30 daysEPSS · top 30% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The NDIS-TDI Hooking Engine, as used in the (1) KLICK (KLICK.SYS) and (2) KLIN (KLIN.SYS) device drivers 2.0.0.281 for in Kaspersky Labs Anti-Virus 6.0.0.303 and other Anti-Virus and Internet Security products, allows local users to execute arbitrary code via crafted Irp structure with invalid addresses in the 0x80052110 IOCTL.
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
- Kaspersky Internet Security 6.0.0.303 - IOCTL KLICK Local Overflow / Local Privilege Escalation (Exploit-DB entry) (opens in a new tab)
EDB-ID 2676local, windowspublished 29 Oct 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
- 28 days later
· 28 days later
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 | High7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 1.3% · top 30% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.
Affected products
n/a
- affected n/a
References
10
- 20061020 [Reversemode Advisory] Kaspersky Anti-Virus Privilege Escalation (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- kaspersky-klinklick-privilege-escalation(29677) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 29891 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20061020 Re: iDefense Security Advisory 10.19.06: Kaspersky Labs Anti-Virus IOCTL Local Privilege Escalation Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://www.kaspersky.com/technews?id=203038678 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20061020 Kaspersky Labs Anti-Virus IOCTL Local Privilege Escalation Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_transferred
- 22478 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20635 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1017093 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ADV-2006-4117 (opens in a new tab)vdb-entryx_refsource_VUPENx_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-2006-4913 (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-2006-4926)Record last updated .