CVE-2017-17131 Denial of service in DP300; RP200; TE30; TE50; TE60; VP9660

Medium 5.7 Published 5 Mar 2018 Updated 16 Sep 2024

An authenticated remote attacker can cause a system reboot by loading a malformed PuTTY key file, leading to denial of service.

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

What is CVE-2017-17131?

CVE-2017-17131 is a medium-severity denial of service vulnerability in Huawei Dp300 Firmware, published on 5 Mar 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Huawei DP300 V500R002C00; RP200 V500R002C00; V600R006C00; TE30 V100R001C10; V600R006C00; TE50 V600R006C00; TE60 V100R001C10; V500R002C00; V600R006C00; VP9660 V500R002C10 have an DoS vulnerability due to insufficient validation of the parameter when a putty comment key is loaded. An authenticated remote attacker can place a malformed putty key file in system when a system manager load the key an infinite loop happens which lead to reboot the system.

Weakness: CWE-835

Which versions are affected by CVE-2017-17131?

It affects 6 products.

Products include Huawei Dp300 Firmware, Huawei Rp200 Firmware, Huawei Te30 Firmware, Huawei Te50 Firmware, Huawei Te60 Firmware, Huawei Vp9660 Firmware.

How do I fix CVE-2017-17131?

No fix has been published for CVE-2017-17131 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-17131 being exploited?

There is no known exploitation of CVE-2017-17131 in the wild and no public exploit code.

All Huawei Dp300 Firmware vulnerabilities

Sources

Also known as GHSA-49f9-3p9f-vgr4.