Vulnerability Description
Legacy pairing and secure-connections pairing authentication in Bluetooth BR/EDR Core Specification v5.2 and earlier may allow an unauthenticated user to complete authentication without pairing credentials via adjacent access. An unauthenticated, adjacent attacker could impersonate a Bluetooth BR/EDR master or slave to pair with a previously paired remote device to successfully complete the authentication procedure without knowing the link key.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bluetooth | Bluetooth Core | <= 5.2 |
| Opensuse | Leap | 15.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.htmlBroken LinkMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.htmlBroken LinkMailing ListThird Party Advisory
- http://packetstormsecurity.com/files/157922/Bluetooth-Impersonation-Attack-BIAS-Third Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2020/Jun/5ExploitMailing ListThird Party Advisory
- https://francozappa.github.io/about-bias/Third Party Advisory
- https://kb.cert.org/vuls/id/647177/Third Party AdvisoryUS Government Resource
- https://www.bluetooth.com/learn-about-bluetooth/bluetooth-technology/bluetooth-sVendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.htmlBroken LinkMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.htmlBroken LinkMailing ListThird Party Advisory
- http://packetstormsecurity.com/files/157922/Bluetooth-Impersonation-Attack-BIAS-Third Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2020/Jun/5ExploitMailing ListThird Party Advisory
- https://francozappa.github.io/about-bias/Third Party Advisory
- https://kb.cert.org/vuls/id/647177/Third Party AdvisoryUS Government Resource
- https://www.bluetooth.com/learn-about-bluetooth/bluetooth-technology/bluetooth-sVendor Advisory
FAQ
What is CVE-2020-10135?
CVE-2020-10135 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Legacy pairing and secure-connections pairing authentication in Bluetooth BR/EDR Core Specification v5.2 and earlier may allow an unauthenticated user to complete authentication without pairing creden...
How severe is CVE-2020-10135?
CVE-2020-10135 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-10135?
Check the references section above for vendor advisories and patch information. Affected products include: Bluetooth Bluetooth Core, Opensuse Leap.