CVE-2023-52718 — A connection hijacking vulnerability exists in some Huawei home routers

A connection hijacking vulnerability exists in some Huawei home routers. Successful exploitation of this vulnerability may cause DoS or information leakage.(Vulnerability ID:HWPSIRT-2023-34408)

01What is this vulnerability?

A connection hijacking vulnerability exists in some Huawei home routers. Successful exploitation of this vulnerability may cause DoS or information leakage.(Vulnerability ID:HWPSIRT-2023-34408)

02Affected products

Vendor	Product	Versions
Huawei	PT9030	15 — 3.0.3.266
Huawei	WS7206	10 — 11.0.5.19, 2.1.0.203
Huawei	WS7290	15 — 3.0.3.266
Huawei	WS8000	10 — WS8000-16 3.0.3.236
Huawei	WS8001	10 — 3.0.3.242
Huawei	WS8002	10 — 3.0.3.242
Huawei	WS8500	10 — WS8500-16 3.0.3.235
Huawei	WS8502	10 — 3.0.3.242
Huawei	WS8700	10 — 3.0.3.251

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: 2024-12-28T07:16:22.248Z
• Last modified: 2024-12-28T16:09:42.678Z

09References

• www.huawei.com — https://www.huawei.com/br/psirt/security-advisories/2024/huawei-sa-chvishhr-d50d…