CVE-2017-18635

An XSS vulnerability was discovered in noVNC before 0.6.2 in which the remote VNC server could inject arbitrary HTML into the noVNC web page via the messages propagated to the status field, such as the VNC server name.

CVSS v3.0 6.1 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.1^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/novnc/noVNC/releases/tag/v0.6.2	Release Notes Third Party Advisory
https://github.com/novnc/noVNC/issues/748	Patch Third Party Advisory
https://bugs.launchpad.net/horizon/+bug/1656435	Issue Tracking Third Party Advisory
https://github.com/novnc/noVNC/commit/6048299a138e078aed210f163111698c8c526a13#diff-286f7dc7b881e942e97cd50c10898f03L534	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00004.html
https://www.shielder.it/blog/exploiting-an-old-novnc-xss-cve-2017-18635-in-openstack/
https://github.com/ShielderSec/cve-2017-18635
https://access.redhat.com/errata/RHSA-2020:0754
https://usn.ubuntu.com/4522-1/
https://lists.debian.org/debian-lts-announce/2021/12/msg00024.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:novnc:novnc:*:*:*:*:*:*:*:*

Information

Published : 2019-09-25 23:15

Updated : 2021-12-28 13:15

NVD link : CVE-2017-18635

Mitre link : CVE-2017-18635

JSON object : View

Products Affected

novnc

novnc

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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