CVE-2008-0610
HIGH · CVSS 9.3EPSS 38.8%EU EUVD
Stack-based buffer overflow in the ClientConnection::NegotiateProtocolVersion function in vncviewer/ClientConnection.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 01252008, when in LISTENING mode or when using the DSM plugin, allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a modified size value.
Key facts
- CVSS score
- 9.3 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-119
- EPSS score
- 38.8% (99th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2008-0620)
- Published
- February 6, 2008
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2008-0620 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- ultravnc / ultravnc
- ultravnc / ultravnc
- ultravnc / ultravnc
- ultravnc / ultravnc
- ultravnc / ultravnc
References
- http://forum.ultravnc.info/viewtopic.php?t=11850
- http://secunia.com/advisories/28747(Patch, Vendor Advisory)
- http://sourceforge.net/project/shownotes.php?release_id=571174&group_id=63887
- http://ultravnc.svn.sourceforge.net/viewvc/ultravnc/UltraVNC%20Project%20Root/UltraVNC/vncviewer/ClientConnection.cpp?sortby=date&r1=169&r2=168&pathrev=169
- http://www.exploit-db.com/exploits/18666
- http://www.kb.cert.org/vuls/id/721460(US Government Resource)
- http://www.securityfocus.com/bid/27561(Exploit, Patch)
- http://www.securitytracker.com/id?1019293
- http://www.vupen.com/english/advisories/2008/0392
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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