CVE-2019-18281
4.3 · MEDIUMOverview
CVE-2019-18281 is a medium-severity vulnerability affecting qt qtbase. It was published on October 23, 2019 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
An out-of-bounds memory access in the generateDirectionalRuns() function in qtextengine.cpp in Qt qtbase 5.11.x and 5.12.x before 5.12.5 allows attackers to cause a denial of service by crashing an application via a text file containing many directional characters.
Remediation
Check the references section for vendor advisories and patches from qt. Update qtbase to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| qt | qtbase | 5.11.0 | Affected |
References
Frequently Asked Questions
What is CVE-2019-18281?
CVE-2019-18281 is a medium-severity vulnerability affecting qt qtbase. It was published on October 23, 2019 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2019-18281?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2019-18281?
Check the references section for vendor advisories and patches from qt. Update qtbase to the latest patched version. 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-2019-18281?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-18281 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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