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CVE-2009-0388
Multiple integer signedness errors in (1) UltraVNC 1.0.2 and 1.0.5 and (2) TightVnc 1.3.9 allow remote VNC servers to cause a denial of…
High10.0EPSS 13.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Multiple integer signedness errors in (1) UltraVNC 1.0.2 and 1.0.5 and (2) TightVnc 1.3.9 allow remote VNC servers to cause a denial of service (heap corruption and application crash) or possibly execute arbitrary code via a large length value in a message, related to the (a) ClientConnection::CheckBufferSize and (b) ClientConnection::CheckFileZipBufferSize functions in ClientConnection.cpp.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 13.3% · top 3.6% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
Affected products
n/a
- affected n/a
References (10)
- http://forum.ultravnc.info/viewtopic.php?t=14654 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://vnc-tight.svn.sourceforge.net/viewvc/vnc-tight?view=rev&revision=3564 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2009-0321 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 33568 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20090203 CORE-2008-1009 - VNC Multiple Integer Overflows (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 8024 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- http://www.coresecurity.com/content/vnc-integer-overflows (opens in a new tab)x_refsource_MISCx_transferred
- ADV-2009-0322 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 7990 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 33807 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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)
- 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://trackcve.app/cve/CVE-2009-0388)Record last updated .