CVE-2019-15694

Published: Dic 26, 2019 Last Modified: Nov 21, 2024 EU-VD ID: EUVD-2019-6633 Aliases: GSD-2019-15694
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,2
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: high
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
MEDIUM 6,5
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow, which could be triggered from DecodeManager::decodeRect. Vulnerability occurs due to the signdness error in processing MemOutStream. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0631
Percentile
0,9th
Updated

EPSS Score Trend (Last 90 Days)

122

Heap-based Buffer Overflow

Draft
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Execute Unauthorized Code Or Commands Bypass Protection Mechanism Modify Memory Other
Applicable Platforms
Languages: C, C++, Memory-Unsafe
Likelihood of Exploit: High
View CWE Details
787

Out-of-bounds Write

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Availability Other
Potential Impacts:
Modify Memory Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Unexpected State
Applicable Platforms
Languages: Assembly, C, C++, Memory-Unsafe
Technologies: ICS/OT
Likelihood of Exploit: High
View CWE Details
Application

Tigervnc by Tigervnc

Product Information
Vendor Tigervnc
Product Tigervnc
Version Range Affected
To 1.10.1 (exclusive)
cpe:2.3:a:tigervnc:tigervnc:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Leap by Opensuse

Product Information
Vendor Opensuse
Product Leap
Version 15.1
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
http://lists.opensuse.org/opensuse-security-announce/2020-0…
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00039.html
https://github.com/CendioOssman/tigervnc/commit/0943c006c7d…
Exploit Patch Third Party Advisory
https://github.com/CendioOssman/tigervnc/commit/0943c006c7d900dfc0281639e992791…
https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
Release Notes Third Party Advisory
https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
https://www.openwall.com/lists/oss-security/2019/12/20/2
Exploit Mailing List Third Party Advisory
https://www.openwall.com/lists/oss-security/2019/12/20/2
http://lists.opensuse.org/opensuse-security-announce/2020-0…
Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00039.html
https://github.com/CendioOssman/tigervnc/commit/0943c006c7d…
Exploit Patch Third Party Advisory
https://github.com/CendioOssman/tigervnc/commit/0943c006c7d900dfc0281639e992791…
https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
Release Notes Third Party Advisory
https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1
https://www.openwall.com/lists/oss-security/2019/12/20/2
Exploit Mailing List Third Party Advisory
https://www.openwall.com/lists/oss-security/2019/12/20/2