Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2019-15681

7.5 · HIGH

LibVNC commit before d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a contains a memory leak (CWE-655) in VNC server code, which allow an attacker to read stack memory and can be abused for information dis…

Published Oct 29, 2019CWE-665EPSS 2.91%

Overview

CVE-2019-15681 is a high-severity vulnerability. It was published on October 29, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

LibVNC commit before d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a contains a memory leak (CWE-655) in VNC server code, which allow an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appear to be exploitable via network connectivity. These vulnerabilities have been fixed in commit d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Reflists.opensuse.org/opensuse-security-announce/2020-05/msg00027.htmlReflists.opensuse.org/opensuse-security-announce/2020-07/msg00073.htmlRefcert-portal.siemens.com/productcert/pdf/ssa-390195.pdfGitHubgithub.com/LibVNC/libvncserver/commit/d01e1bb4246323ba6fcee3b82ef1faa9b1dac82aReflists.debian.org/debian-lts-announce/2019/10/msg00039.htmlReflists.debian.org/debian-lts-announce/2019/10/msg00042.htmlReflists.debian.org/debian-lts-announce/2019/11/msg00032.htmlReflists.debian.org/debian-lts-announce/2019/12/msg00028.htmlRefusn.ubuntu.com/4407-1/Refusn.ubuntu.com/4547-1/

How CyberStrike helps

Frequently asked questions

What is CVE-2019-15681?

CVE-2019-15681 is a high-severity vulnerability. It was published on October 29, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2019-15681?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-15681?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-15681?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-15681 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related HIGH CVEs from 2019

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999