CVE-2017-17172 — Huawei smart phones LYO-L21 with software LYO-L21C479B107, LYO-L21C479B107 have

Huawei smart phones LYO-L21 with software LYO-L21C479B107, LYO-L21C479B107 have a privilege escalation vulnerability. An authenticated, local attacker can crafts malformed packets after tricking a user to install a malicious application and exploit this vulnerability when in the

01What is this vulnerability?

Huawei smart phones LYO-L21 with software LYO-L21C479B107, LYO-L21C479B107 have a privilege escalation vulnerability. An authenticated, local attacker can crafts malformed packets after tricking a user to install a malicious application and exploit this vulnerability when in the exception handling process. Successful exploitation may cause the attacker to obtain a higher privilege of the smart…

02Affected products

Vendor	Product	Versions
Huawei Technologies Co., Ltd.	LYO	L21 — LYO-L21C479B107, LYO-L21C479B107

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: 2018-06-14T14:00:00.000Z
• Last modified: 2024-08-05T20:43:59.984Z

09References

• www.huawei.com — http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180613-01-smartph…