Buffer overflow in Ultravnc
CVE-2008-0610
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.388 (98.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.388 · newest: 0.388 · change: 0.000
Affected products
- Ultravnc — versions 1.0.2, 1.0.4, 1.0.4_rc6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceforge.net/project/shownotes.php
- www.securityfocus.com/bid/27561 (Exploit, Patch, vdb-entry)
- www.kb.cert.org/vuls/id/721460 (US Government Resource, third-party-advisory)
- secunia.com/advisories/28747 (Patch, Vendor Advisory, third-party-advisory)
- forum.ultravnc.info/viewtopic.php
- ultravnc.svn.sourceforge.net/viewvc/ultravnc/UltraVNC Project Root/UltraVNC/vnc…
- www.exploit-db.com/exploits/18666 (exploit)
- www.securitytracker.com/id (vdb-entry)
- www.vupen.com/english/advisories/2008/0392 (vdb-entry)
Frequently asked questions
- What is CVE-2008-0610?
- CVE-2008-0610 is a vulnerability in Ultravnc, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2008-02-06.
- Is CVE-2008-0610 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.