[SECURITY] [DSA 4383-1] libvncserver security update

2019-02-0320:52:03

lists.debian.org

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

JSON

Debian Security Advisory DSA-4383-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
February 03, 2019 https://www.debian.org/security/faq

Package : libvncserver
CVE ID : CVE-2018-6307 CVE-2018-15126 CVE-2018-15127 CVE-2018-20019
CVE-2018-20020 CVE-2018-20021 CVE-2018-20022 CVE-2018-20023
CVE-2018-20024
Debian Bug : 916941

Pavel Cheremushkin discovered several vulnerabilities in libvncserver, a
library to implement VNC server/client functionalities, which might result in
the execution of arbitrary code, denial of service or information disclosure.

For the stable distribution (stretch), these problems have been fixed in
version 0.9.11+dfsg-1.3~deb9u1.

We recommend that you upgrade your libvncserver packages.

For the detailed security status of libvncserver please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/libvncserver

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

OSVersionArchitecturePackageVersionFilename
Debian8alltightvnc< 1.3.9-6.5+deb8u1tightvnc_1.3.9-6.5+deb8u1_all.deb
Debian9mipsellibvncserver1-dbg< 0.9.11+dfsg-1.3~deb9u1libvncserver1-dbg_0.9.11+dfsg-1.3~deb9u1_mipsel.deb
Debian10mipselssvnc-dbgsym< 1.0.29-4+deb10u1ssvnc-dbgsym_1.0.29-4+deb10u1_mipsel.deb
Debian9armellibvncserver1< 0.9.11+dfsg-1.3~deb9u1libvncserver1_0.9.11+dfsg-1.3~deb9u1_armel.deb
Debian8armeltightvncserver< 1.3.9-6.5+deb8u1tightvncserver_1.3.9-6.5+deb8u1_armel.deb
Debian9armhfitalc-management-console-dbgsym< 3.0.3+dfsg1-1+deb9u1italc-management-console-dbgsym_3.0.3+dfsg1-1+deb9u1_armhf.deb
Debian9mipsitalc-management-console-dbgsym< 3.0.3+dfsg1-1+deb9u1italc-management-console-dbgsym_3.0.3+dfsg1-1+deb9u1_mips.deb
Debian8armhfxtightvncviewer< 1.3.9-6.5+deb8u1xtightvncviewer_1.3.9-6.5+deb8u1_armhf.deb
Debian10armhfssvnc< 1.0.29-4+deb10u1ssvnc_1.0.29-4+deb10u1_armhf.deb
Debian10allssvnc< 1.0.29-4+deb10u1ssvnc_1.0.29-4+deb10u1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	8	all	tightvnc	< 1.3.9-6.5+deb8u1	tightvnc_1.3.9-6.5+deb8u1_all.deb
Debian	9	mipsel	libvncserver1-dbg	< 0.9.11+dfsg-1.3~deb9u1	libvncserver1-dbg_0.9.11+dfsg-1.3~deb9u1_mipsel.deb
Debian	10	mipsel	ssvnc-dbgsym	< 1.0.29-4+deb10u1	ssvnc-dbgsym_1.0.29-4+deb10u1_mipsel.deb
Debian	9	armel	libvncserver1	< 0.9.11+dfsg-1.3~deb9u1	libvncserver1_0.9.11+dfsg-1.3~deb9u1_armel.deb
Debian	8	armel	tightvncserver	< 1.3.9-6.5+deb8u1	tightvncserver_1.3.9-6.5+deb8u1_armel.deb
Debian	9	armhf	italc-management-console-dbgsym	< 3.0.3+dfsg1-1+deb9u1	italc-management-console-dbgsym_3.0.3+dfsg1-1+deb9u1_armhf.deb
Debian	9	mips	italc-management-console-dbgsym	< 3.0.3+dfsg1-1+deb9u1	italc-management-console-dbgsym_3.0.3+dfsg1-1+deb9u1_mips.deb
Debian	8	armhf	xtightvncviewer	< 1.3.9-6.5+deb8u1	xtightvncviewer_1.3.9-6.5+deb8u1_armhf.deb
Debian	10	armhf	ssvnc	< 1.0.29-4+deb10u1	ssvnc_1.0.29-4+deb10u1_armhf.deb
Debian	10	all	ssvnc	< 1.0.29-4+deb10u1	ssvnc_1.0.29-4+deb10u1_all.deb