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CVE-2019-15692

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Date: December 26, 2019

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.

Language: C++

Severity Score

Related Resources (8)

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00039.html
https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
https://security-tracker.debian.org/tracker/CVE-2019-15692
https://www.openwall.com/lists/oss-security/2019/12/20/2
https://access.redhat.com/security/cve/CVE-2019-15692
https://nvd.nist.gov/vuln/detail/CVE-2019-15692
https://github.com/CendioOssman/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821
https://www.mend.io/vulnerability-database/CVE-2019-15692

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Heap-based Buffer Overflow

CWE-122

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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