A vulnerability classified as critical has been found in ZTE ZXHN H108L 4.0.0d Zrq Gr4. Affected is an unknown part. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on integrity. CVE summarizes:

ZTE ZXHN H108L with firmware 4.0.0d_ZRQ_GR4 allows remote attackers to modify the CWMP configuration via a crafted request to Forms/access_cwmp_1.

The weakness was released 11/20/2014 (Website). The advisory is shared for download at projectzero.gr. This vulnerability is traded as CVE-2014-8493 since 10/27/2014. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed by Project Zero Labs and been published before and not just after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (98733) and Exploit-DB (35276).

Productinfo

Vendor

• ZTE

Name

• ZXHN H108L

Version

• 4.0.0d Zrq Gr4

License

• commercial

CPE 2.3info

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CPE 2.2info

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