CVE-2017-17221 — Import Signal Tone function in Huawei eSpace 7950 V200R003C30; eSpace 8950 V200R

Import Signal Tone function in Huawei eSpace 7950 V200R003C30; eSpace 8950 V200R003C00; V200R003C30 has a remote code execution vulnerability. An authenticated, remote attacker can craft and send the packets to the affected products after the Signal Tone is uploaded. Due to insuf

01What is this vulnerability?

Import Signal Tone function in Huawei eSpace 7950 V200R003C30; eSpace 8950 V200R003C00; V200R003C30 has a remote code execution vulnerability. An authenticated, remote attacker can craft and send the packets to the affected products after the Signal Tone is uploaded. Due to insufficient verification of the packets, this could be exploited to execute arbitrary code.

02Affected products

Vendor	Product	Versions
Huawei Technologies Co., Ltd.	eSpace 7950; eSpace 8950	eSpace 7950 V200R003C30, eSpace 8950 V200R003C00, V200R003C30

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: 2018-03-09T17:00:00.000Z
• Last modified: 2024-08-05T20:43:59.789Z

09References

• www.huawei.com — http://www.huawei.com/en/psirt/security-advisories/2018/huawei-sa-20180131-01-es…