CVE-2017-17250 Memory corruption in AR120-S; AR1200; AR1200-S; AR150; AR150-S; AR160; AR200; AR200-S; AR2200-S; AR3200; AR510; NetEngine16EX; SRG1300; SRG2300; SRG3300

Medium 6.5 Published Updated

Remote unauthenticated attackers can crash Huawei AR routers by sending abnormal OSPF messages that trigger an out-of-bounds write.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-17250?

CVE-2017-17250 is a medium-severity memory corruption vulnerability in Huawei Ar3200 Firmware, published on 9 Mar 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Huawei AR120-S V200R005C32; AR1200 V200R005C32; AR1200-S V200R005C32; AR150 V200R005C32; AR150-S V200R005C32; AR160 V200R005C32; AR200 V200R005C32; AR200-S V200R005C32; AR2200-S V200R005C32; AR3200 V200R005C32; V200R007C00; AR510 V200R005C32; NetEngine16EX V200R005C32; SRG1300 V200R005C32; SRG2300 V200R005C32; SRG3300 V200R005C32 have an out-of-bounds write vulnerability. When a user executes a query command after the device received an abnormal OSPF message, the software writes data past the end of the intended buffer due to the insufficient verification of the input data. An unauthenticated, remote attacker could exploit this vulnerability by sending abnormal OSPF messages to the device. A successful exploit could cause the system to crash.

Weakness: CWE-787

Which versions are affected by CVE-2017-17250?

It affects 21 products.

Products include Huawei Ar120-S Firmware, Huawei Ar1200-S Firmware, Huawei Ar1200 Firmware, Huawei Ar150-S Firmware, Huawei Ar150 Firmware, Huawei Ar160 Firmware and 15 more.

How do I fix CVE-2017-17250?

No fix has been published for CVE-2017-17250 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-17250 being exploited?

There is no known exploitation of CVE-2017-17250 in the wild and no public exploit code.

All Huawei Ar3200 Firmware vulnerabilities

Sources

Also known as GHSA-2mqx-vr27-49pv.

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