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CVE-2014-6052
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return…
High7.5EPSS 6.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large screen size in a (1) FramebufferUpdate, (2) ResizeFrameBuffer, or (3) PalmVNCReSizeFrameBuffer message.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 6.8% · top 6.0% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (14)
- http://www.ocert.org/advisories/ocert-2014-007.html (opens in a new tab)x_refsource_MISCx_transferred
- 61682 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- openSUSE-SU-2015:2207 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 61506 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- https://github.com/newsoft/libvncserver/commit/85a778c0e45e87e35ee7199f1f25020648e8b812 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20140925 [oCERT-2014-007] libvncserver multiple issues (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20140923 Multiple issues in libVNCserver (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-2365-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- GLSA-201507-07 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 70091 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- DSA-3081 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- [debian-lts-announce] 20191030 [SECURITY] [DLA 1979-1] italc security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-4587-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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)
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[](https://trackcve.app/cve/CVE-2014-6052)Record last updated .