CVE-2018-20742
7.5 · HIGHOverview
CVE-2018-20742 is a high-severity vulnerability affecting ucbrise opaque. It was published on January 24, 2019 and has a CVSS 3.0 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.0 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
An issue was discovered in UC Berkeley RISE Opaque before 2018-12-01. There is no boundary check on ocall_malloc. The return value could be a pointer to enclave memory. It could cause an arbitrary enclave memory write.
Remediation
Check the references section for vendor advisories and patches from ucbrise. Update opaque 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 |
|---|---|---|---|
| ucbrise | opaque | >= 0, < 2018-12-01 | Affected |
Frequently Asked Questions
What is CVE-2018-20742?
CVE-2018-20742 is a high-severity vulnerability affecting ucbrise opaque. It was published on January 24, 2019 and has a CVSS 3.0 base score of 7.5 (HIGH).
How severe is CVE-2018-20742?
This vulnerability has a CVSS 3.0 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-2018-20742?
Check the references section for vendor advisories and patches from ucbrise. Update opaque 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-2018-20742?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-20742 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.
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