6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
7.2 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
68.5%
TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow.
Vulnerability could be triggered from CopyRectDecoder due to incorrect
value checks. Exploitation of this vulnerability could potentially result
into remote code execution. This attack appear to be exploitable via
network connectivity.
github.com/CendioOssman/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821
github.com/TigerVNC/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821 (master)
github.com/TigerVNC/tigervnc/commit/ff08ca78b24b5a4ed5263245c7ce8744059ff4ad (v1.10.1)
github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
launchpad.net/bugs/cve/CVE-2019-15692
nvd.nist.gov/vuln/detail/CVE-2019-15692
security-tracker.debian.org/tracker/CVE-2019-15692
www.cve.org/CVERecord?id=CVE-2019-15692
www.openwall.com/lists/oss-security/2019/12/20/2
6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
7.2 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
68.5%