CVE-2022-48330 — A Huawei sound box product has an out-of-bounds write vulnerability

A Huawei sound box product has an out-of-bounds write vulnerability. Attackers can exploit this vulnerability to cause buffer overflow. Affected product versions include:FLMG-10 versions FLMG-10 10.0.1.0(H100SP22C00).

01What is this vulnerability?

A Huawei sound box product has an out-of-bounds write vulnerability. Attackers can exploit this vulnerability to cause buffer overflow. Affected product versions include:FLMG-10 versions FLMG-10 10.0.1.0(H100SP22C00).

02Affected products

Vendor	Product	Versions
Huawei	FLMG	10 — 10.0.1.0(H100SP22C00)

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-06-16T12:51:41.699Z
• Last modified: 2024-12-17T16:29:34.318Z

09References

• www.huawei.com — https://www.huawei.com/en/psirt/security-advisories/2023/huawei-sa-oobwviatp-89e…