Vulnerability Report

CVE-2013-6886

Title: Realvnc Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2013-6886.

CWE Category CWE-264

Published Date Dec 28, 2013

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 7.2 CVSS v2.0

Exploit Probability (EPSS)

0.45%

Vulnerability Summary

CVE-2013-6886: RealVNC VNC 5.0.6 on Mac OS X, Linux, and UNIX allows local users to gain privileges via a crafted argument to the (1) vncserver, (2) vncserver-x11, or (3) Xvnc helper.

Impacted Vendors

vnc 1

realvnc 1

Reference Links

http://www.realvnc.com/products/vnc/documentation/5.0/release-notes/ http://www.realvnc.com/products/vnc/documentation/5.0/release-notes/

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.2

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2013-6886 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 17, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

December 28, 2013 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.