CVE-2020-10648
HIGHCVSS 7.8/10EPSS 1.30%
Last modified
CVE-2020-10648 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions and subsequently boot arbitrary images by providing a crafted FIT image to a system configured to boot the default configuration.. EPSS estimates a 1.30% chance of exploitation in the next 30 days.
Description
Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions and subsequently boot arbitrary images by providing a crafted FIT image to a system configured to boot the default configuration.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Denx | U-Boot | < 2018.03 |
| Denx | U-Boot | 2020.01 |
| Opensuse | Leap | 15.2 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2020/03/18/5Mailing List, Third Party Advisory
- https://github.com/u-boot/u-boot/commits/masterPatch, Third Party Advisory
- https://labs.f-secure.com/advisories/das-u-boot-verified-boot-bypass/Exploit, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2020/03/18/5Mailing List, Third Party Advisory
- https://github.com/u-boot/u-boot/commits/masterPatch, Third Party Advisory
- https://labs.f-secure.com/advisories/das-u-boot-verified-boot-bypass/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-10648?
Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions and subsequently boot arbitrary images by providing a crafted FIT image to a system configured to boot the default configuration.
How severe is CVE-2020-10648?
CVE-2020-10648 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.
How do I fix CVE-2020-10648?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-10648?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST