CVE-2020-27153
8.6 · HIGHOverview
CVE-2020-27153 is a high-severity vulnerability affecting bluez bluez. It was published on October 15, 2020 and has a CVSS 3.1 base score of 8.6 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.6, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In BlueZ before 5.55, a double free was found in the gatttool disconnect_cb() routine from shared/att.c. A remote attacker could potentially cause a denial of service or code execution, during service discovery, due to a redundant disconnect MGMT event.
Remediation
Check the references section for vendor advisories and patches from bluez. Update bluez 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 |
|---|---|---|---|
| bluez | bluez | >= 0, < 5.55 | Affected |
References
Frequently Asked Questions
What is CVE-2020-27153?
CVE-2020-27153 is a high-severity vulnerability affecting bluez bluez. It was published on October 15, 2020 and has a CVSS 3.1 base score of 8.6 (HIGH).
How severe is CVE-2020-27153?
This vulnerability has a CVSS 3.1 base score of 8.6, 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-2020-27153?
Check the references section for vendor advisories and patches from bluez. Update bluez 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-2020-27153?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-27153 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.
Automated penetration testing that runs continuously, not just quarterly.
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