CVE-2019-15693
Published: 26 December 2019
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.
Priority
Status
Package | Release | Status |
---|---|---|
tigervnc Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
focal |
Not vulnerable
(1.10.1+dfsg-1)
|
|
groovy |
Not vulnerable
(1.10.1+dfsg-1)
|
|
hirsute |
Not vulnerable
(1.10.1+dfsg-1)
|
|
impish |
Not vulnerable
(1.10.1+dfsg-1)
|
|
jammy |
Not vulnerable
(1.10.1+dfsg-1)
|
|
kinetic |
Not vulnerable
(1.10.1+dfsg-1)
|
|
lunar |
Not vulnerable
(1.10.1+dfsg-1)
|
|
mantic |
Not vulnerable
(1.10.1+dfsg-1)
|
|
noble |
Not vulnerable
(1.10.1+dfsg-1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(1.10.1+dfsg-1)
|
|
xenial |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.2 |
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
- 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
- NVD
- Launchpad
- Debian