CVE-2018-5821
7.3 · HIGHOverview
CVE-2018-5821 is a high-severity vulnerability affecting google android. It was published on April 3, 2018 and has a CVSS 3.0 base score of 7.3 (HIGH).
This vulnerability has a CVSS 3.0 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05, in function wma_wow_wakeup_host_event(), wake_info->vdev_id is received from FW and is used directly as array index to access wma->interfaces whose max index should be (max_bssid-1). If wake_info->vdev_id is greater than or equal to max_bssid, an out-of-bounds read occurs.
Remediation
Check the references section for vendor advisories and patches from google. Update android 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 |
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Frequently Asked Questions
What is CVE-2018-5821?
CVE-2018-5821 is a high-severity vulnerability affecting google android. It was published on April 3, 2018 and has a CVSS 3.0 base score of 7.3 (HIGH).
How severe is CVE-2018-5821?
This vulnerability has a CVSS 3.0 base score of 7.3, 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-2018-5821?
Check the references section for vendor advisories and patches from google. Update android 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-2018-5821?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-5821 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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