CVE-2019-15693
Publication date 26 December 2019
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which occurs in TightDecoder::FilterGradient. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.
Status
Package | Ubuntu Release | Status |
---|---|---|
tigervnc | 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 |
Needs evaluation
|
|
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.2 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | High |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
References
Other references
- https://www.openwall.com/lists/oss-security/2019/12/20/2
- https://github.com/TigerVNC/tigervnc/commit/b4ada8d0c6dac98c8b91fc64d112569a8ae5fb95 (master)
- https://github.com/TigerVNC/tigervnc/commit/46c081926efd83c90a45c0a96b1b5bc1927e1346 (v1.10.1)
- https://github.com/CendioOssman/tigervnc/commit/b4ada8d0c6dac98c8b91fc64d112569a8ae5fb95
- https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
- https://www.cve.org/CVERecord?id=CVE-2019-15693