CVE-2017-18922

Published: Jun 30, 2020Modified: Nov 21, 2024

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

It was discovered that websockets.c in LibVNCServer prior to 0.9.12 did not properly decode certain WebSocket frames. A malicious attacker could exploit this by sending specially crafted WebSocket frames to a server, causing a heap-based buffer overflow.

Affected (15)

Products: Libvncserver Project: Libvncserver · Canonical: Ubuntu Linux · Opensuse: Leap · +2 more

Show all products

Libvncserver Project: Libvncserver · Canonical: Ubuntu Linux · Opensuse: Leap · Fedoraproject: Fedora · Siemens: Simatic Itc1500 Firmware, Simatic Itc1500 Pro Firmware, Simatic Itc1900 Firmware, Simatic Itc1900 Pro Firmware, Simatic Itc2200 Firmware, Simatic Itc2200 Pro Firmware

Libvncserver Project

1 product

1 product

1 product

1 product

6 products

Simatic Itc1500 Firmware

Simatic Itc1500 Pro Firmware

Simatic Itc1900 Firmware

Simatic Itc1900 Pro Firmware

Simatic Itc2200 Firmware

Simatic Itc2200 Pro Firmware

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Libvncserver Project Libvncserver	Before 0.9.12

Configuration B

4 vulnerable

Vulnerable Software	Affected Versions
Canonical Ubuntu Linux	Version 16.04
Canonical Ubuntu Linux	Version 18.04
Canonical Ubuntu Linux	Version 19.10
Canonical Ubuntu Linux	Version 20.04

Configuration C

2 vulnerable

Vulnerable Software	Affected Versions
Opensuse Leap	Version 15.1
Opensuse Leap	Version 15.2

Configuration D

2 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 31
Fedoraproject Fedora	Version 32

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Siemens Simatic Itc1500 Firmware	From 3.0.0.0 to 3.2.1.0

Running on/with	Platform Versions
Siemens Simatic Itc1500	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Siemens Simatic Itc1500 Pro Firmware	From 3.0.0.0 to 3.2.1.0

Running on/with	Platform Versions
Siemens Simatic Itc1500 Pro	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Siemens Simatic Itc1900 Firmware	From 3.0.0.0 to 3.2.1.0

Running on/with	Platform Versions
Siemens Simatic Itc1900	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Siemens Simatic Itc1900 Pro Firmware	From 3.0.0.0 to 3.2.1.0

Running on/with	Platform Versions
Siemens Simatic Itc1900 Pro	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Siemens Simatic Itc2200 Firmware	From 3.0.0.0 to 3.2.1.0

Running on/with	Platform Versions
Siemens Simatic Itc2200	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Siemens Simatic Itc2200 Pro Firmware	From 3.0.0.0 to 3.2.1.0

Running on/with	Platform Versions
Siemens Simatic Itc2200 Pro	All versions

Related CWEs

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (26)

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00020.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00028.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2020/06/30/3

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1852356

Source: cve@mitre.org

Issue TrackingThird Party Advisory

https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/LibVNC/libvncserver/commit/aac95a9dcf4bbba87b76c72706c3221a842ca433

Source: cve@mitre.org

PatchThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F6FUH4EFK4NAP6GT4TQRTBKWIRCZLIY/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NVP7TJVYJDXDFRHVQ3ENEN3H354QPXEZ/

Source: cve@mitre.org

https://usn.ubuntu.com/4407-1/

Source: cve@mitre.org

PatchThird Party Advisory

https://www.openwall.com/lists/oss-security/2020/06/30/2

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00020.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00028.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2020/06/30/3

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1852356

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingThird Party Advisory

https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://github.com/LibVNC/libvncserver/commit/aac95a9dcf4bbba87b76c72706c3221a842ca433

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F6FUH4EFK4NAP6GT4TQRTBKWIRCZLIY/

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NVP7TJVYJDXDFRHVQ3ENEN3H354QPXEZ/

Source: af854a3a-2127-422b-91ae-364da2661108

https://usn.ubuntu.com/4407-1/

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://www.openwall.com/lists/oss-security/2020/06/30/2

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

Timeline

No history available yet.