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National Vulnerability Database

National Vulnerability Database

NVD

  1. Vulnerabilities

CVE-2019-20788 Detail

Current Description

libvncclient/cursor.c in LibVNCServer through 0.9.12 has a HandleCursorShape integer overflow and heap-based buffer overflow via a large height or width value. NOTE: this may overlap CVE-2019-15690.


View Analysis Description

Severity

 


CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.8 CRITICAL
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00027.html Mailing List  Third Party Advisory 
https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf Patch  Third Party Advisory 
https://github.com/LibVNC/libvncserver/commit/54220248886b5001fbbb9fa73c4e1a2cb9413fed Patch  Third Party Advisory 
https://securitylab.github.com/advisories/GHSL-2020-064-libvnc-libvncclient Exploit  Third Party Advisory 
https://usn.ubuntu.com/4407-1/ Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  
CWE-190 Integer Overflow or Wraparound cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-20788
NVD Published Date:
04/23/2020
NVD Last Modified:
03/10/2022
Source:
MITRE