CVE-2006-2369
RealVNC 4.1.1, and other products that use RealVNC such as AdderLink IP and Cisco CallManager, allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 92.4%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
RealVNC 4.1.1, and other products that use RealVNC such as AdderLink IP and Cisco CallManager, allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is accepted even if it is not offered by the server, as originally demonstrated using a long password.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 92.36% probability · 100th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- vnc/realvnc
- Source
- secalert@redhat.com
References
- http://marc.info/?l=full-disclosure&m=114768344111131&w=2
- http://marc.info/?l=vnc-list&m=114755444130188&w=2
- http://seclists.org/fulldisclosure/2022/May/29
- http://secunia.com/advisories/20107Patch, Vendor Advisory
- http://secunia.com/advisories/20109Patch, Vendor Advisory
- http://secunia.com/advisories/20789Vendor Advisory
- http://securityreason.com/securityalert/8355
- http://securitytracker.com/id?1016083Exploit, Patch
- http://www.cisco.com/warp/public/707/cisco-sr-20060622-cmm.shtml
- http://www.intelliadmin.com/blog/2006/05/security-flaw-in-realvnc-411.html
- http://www.intelliadmin.com/blog/2006/05/vnc-flaw-proof-of-concept.htmlExploit, Patch
- http://www.kb.cert.org/vuls/id/117929Patch, Third Party Advisory, US Government Resource
- http://www.osvdb.org/25479
- http://www.realvnc.com/products/free/4.1/release-notes.htmlPatch
- http://www.securityfocus.com/archive/1/433994/100/0/threaded
- http://www.securityfocus.com/archive/1/434015/100/0/threaded
- http://www.securityfocus.com/archive/1/434117/100/0/threaded
- http://www.securityfocus.com/archive/1/434518/100/0/threaded
- http://www.securityfocus.com/archive/1/434560/100/0/threaded
- http://www.securityfocus.com/archive/1/438175/100/0/threaded
- http://www.securityfocus.com/archive/1/438368/100/0/threaded
- http://www.securityfocus.com/bid/17978Exploit, Patch
- http://www.vupen.com/english/advisories/2006/1790Vendor Advisory
- http://www.vupen.com/english/advisories/2006/1821Vendor Advisory
- http://www.vupen.com/english/advisories/2006/2492Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/26445
- http://marc.info/?l=full-disclosure&m=114768344111131&w=2
- http://marc.info/?l=vnc-list&m=114755444130188&w=2
- http://seclists.org/fulldisclosure/2022/May/29
- http://secunia.com/advisories/20107Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.