CVE-2020-10370
Certain Cypress (and Broadcom) Wireless Combo chips such as CYW43455, when a 2021-01-26 Bluetooth firmware update is not present, allow a Bluetooth outage via a "Spectra" attack.
02 Description
Certain Cypress (and Broadcom) Wireless Combo chips such as CYW43455, when a 2021-01-26 Bluetooth firmware update is not present, allow a Bluetooth outage via a "Spectra" attack.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.56% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 46.3% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2024-11-10 00:00Z1 YR AGO
- Last updated
- 2025-01-27 17:54Z1 YR AGO
- Reserved
- 2020-03-10
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.8)
- CNA CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-94Improper Control of Generation of Code ('Code Injection')Base
- Data version
- 5.1
- Document digest
- 7f72a9b6b4e210064d291266c1a4d586b4e0215c1649b31b4813d452fa827b87
05 Affected products
06 References
- www.informatik.tu-darmstadt.dehttps://www.informatik.tu-darmstadt.de/seemoo/team_seemoo/jiska_classen/index.en.jsp
- github.comhttps://github.com/RPi-Distro/bluez-firmware/commit/8445a53ce2c51a77472b908a0c8f6f8e1fa5c37a
- security-tracker.debian.orghttps://security-tracker.debian.org/tracker/CVE-2020-10370
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2052676
- www.informatik.tu-darmstadt.dehttps://www.informatik.tu-darmstadt.de/fb20/aktuelles_fb20/fb20_neuigkeiten/neuigkeiten_fb20_details_203136.de.jsp
07 Fixed in
Ubuntu Pro 18.04 LTS
- linux-firmware-raspi2 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.