CVE-2014-6053 - CVE House
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Status published Medium CVE-2014-6053

The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier...

Vulnerability Description

The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a denial of service (memory consumption or daemon crash) via a crafted message that is processed by using a single unchecked malloc.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from libvncserver

View All →
CVE-2014-6054
The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier...
Medium 4.3
CVE-2014-6052
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier...
High 7.5
CVE-2006-2450
auth.c in LibVNCServer 0.7.1 allows remote attackers to bypass authentication...
High 7.5

Affected Vendor

libvncserver

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Affected Software

libvncserver, ubuntu linux, debian linux
Vulnerable Versions:
0, 12.04, 14.04, 7.0

Timeline

Official Publish: December 15th, 2014
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.