CVE-2022-45553 — An issue discovered in Shenzhen Zhibotong Electronics WBT WE1626 Router v 21

An issue discovered in Shenzhen Zhibotong Electronics WBT WE1626 Router v 21.06.18 allows attacker to execute arbitrary commands via serial connection to the UART port.

01What is this vulnerability?

An issue discovered in Shenzhen Zhibotong Electronics WBT WE1626 Router v 21.06.18 allows attacker to execute arbitrary commands via serial connection to the UART port.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

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: 2023-03-03T13:15:10.867
• Last modified: 2026-07-09T01:18:00.213

09References

• blog.prodefense.io — https://blog.prodefense.io/zbt-we1626-wireless-router-cve-disclosures-b3534484d9…
• blog.prodefense.io — https://blog.prodefense.io/zbt-we1626-wireless-router-cve-disclosures-b3534484d9…