CVE-2022-31363: Cypress : https://www.infineon.com/ Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08 is affected by: B

This month

HIGH 8.2DOWNGRADE

CVE-2022-31363 is a high-severity flaw (CVSS 8.2) affecting cypress bluetooth mesh software development kit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cypress : https://www.infineon.com/ Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08 is affected by: Buffer Overflow. The impact is: execute arbitrary code (remote). The component is: affected function is pb_transport_handle_frag_. ¶¶ In Cypress Bluetooth Mesh SDK, there is an out-of-bound write vulnerability that can be triggered during mesh provisioning. Because there is no check for mismatched SegN and TotalLength in Transaction Start

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.2 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-787
Published	2023-02-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: infineon

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-02-01 21:15 UTCPublished CVE record published
2026-06-17 04:45 UTCUpdated Record last modified

infineon cypress bluetooth mesh software development kit DOWNGRADE

Affected: bsa0107_05.01.00-bx8-amesh-08

Fixed in: no fixed release known

Safe to downgrade to: a release before bsa0107_05.01.00-bx8-amesh-08

1. Check installed version

apt-cache policy cypress-bluetooth-mesh-software-development-kit || rpm -q cypress-bluetooth-mesh-software-development-kit || cypress-bluetooth-mesh-software-development-kit --version

2. No fixed release: DOWNGRADE to a release before bsa0107_05.01.00-bx8-amesh-08 (Debian / Ubuntu)

apt-cache madison cypress-bluetooth-mesh-software-development-kit sudo apt install cypress-bluetooth-mesh-software-development-kit=<VERSION_BEFORE_bsa0107_05.01.00-bx8-amesh-08> sudo apt-mark hold cypress-bluetooth-mesh-software-development-kit

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list cypress-bluetooth-mesh-software-development-kit sudo dnf downgrade cypress-bluetooth-mesh-software-development-kit-<VERSION_BEFORE_bsa0107_05.01.00-bx8-amesh-08> sudo dnf versionlock add cypress-bluetooth-mesh-software-development-kit

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-31363?

cypress bluetooth mesh software development kit: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-31363 being exploited?

CVE-2022-31363 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-31363 affect?

CVE-2022-31363 affects cypress bluetooth mesh software development kit. Severity is high (CVSS 8.2). Cypress : https://www.infineon.com/ Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08 is affected by: Buffer Overflow. The impact is: execute arbitrary code (remote). The component is: affected function is pb_transport_handle_frag_.

How urgent is CVE-2022-31363?

Priority 48/100. High severity; Public exploit reference

Software pages

Bluetooth vulnerabilities

Related CVEs

CVE-2022-31364 HIGH 8.2 DOWNGRADE Cypress : https://www.infineon.com/ Cypress Bluetooth Mesh SDK BSA0107_05.01.00-BX8-AMESH-08 is affected by: B

References

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