CVE-2017-18635
Publication date 25 September 2019
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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.
Status
Package | Ubuntu Release | Status |
---|---|---|
novnc | 24.10 oracular |
Not affected
|
24.04 LTS noble |
Not affected
|
|
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Vulnerable
|
|
16.04 LTS xenial |
Fixed 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1
|
|
14.04 LTS trusty | Not in release |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.1 · Medium |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Changed |
Confidentiality | Low |
Integrity impact | Low |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References
Related Ubuntu Security Notices (USN)
- USN-4522-1
- noVNC vulnerability
- 21 September 2020
Other references
- https://bugs.launchpad.net/horizon/+bug/1656435
- https://github.com/novnc/noVNC/commit/6048299a138e078aed210f163111698c8c526a13#diff-286f7dc7b881e942e97cd50c10898f03L534
- https://github.com/novnc/noVNC/issues/748
- https://github.com/novnc/noVNC/releases/tag/v0.6.2
- https://www.cve.org/CVERecord?id=CVE-2017-18635