Detections
Analytics
Scientific Linux Security Update : tigervnc on SL6.x i386/x86_64 (20170321)
critical Nessus Plugin ID 99227
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Synopsis
The remote Scientific Linux host is missing one or more security updates.Description
Security Fix(es) :- A denial of service flaw was found in the TigerVNC's Xvnc server. A remote unauthenticated attacker could use this flaw to make Xvnc crash by terminating the TLS handshake process early. (CVE-2016-10207)
- A buffer overflow flaw, leading to memory corruption, was found in TigerVNC viewer. A remote malicious VNC server could use this flaw to crash the client vncviewer process resulting in denial of service. (CVE-2017-5581)
Solution
Update the affected packages.See Also
Plugin Details
Severity: Critical
ID: 99227
File Name: sl_20170321_tigervnc_on_SL6_x.nasl
Version: 3.4
Type: local
Agent: unix
Published: 4/6/2017
Updated: 1/14/2021
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vulnerability Information
CPE: p-cpe:/a:fermilab:scientific_linux:tigervnc, p-cpe:/a:fermilab:scientific_linux:tigervnc-debuginfo, p-cpe:/a:fermilab:scientific_linux:tigervnc-server, p-cpe:/a:fermilab:scientific_linux:tigervnc-server-applet, p-cpe:/a:fermilab:scientific_linux:tigervnc-server-module, x-cpe:/o:fermilab:scientific_linux
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Patch Publication Date: 3/21/2017
Vulnerability Publication Date: 2/28/2017
Reference Information
CVE: CVE-2016-10207, CVE-2017-5581