CVE-2017-17305 Weak cryptography in USG2205BSR; USG2220BSR; USG5120BSR; USG5150BSR

Medium 5.9 Published 21 Aug 2018 Updated 5 Aug 2024

Remote attackers can decrypt IPsec tunnel data via a Bleichenbacher RSA padding oracle in Huawei USG firewalls.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2017-17305?

CVE-2017-17305 is a medium-severity vulnerability in Huawei Technologies Co., Ltd. USG2205BSR; USG2220BSR; USG5120BSR; USG5150BSR, published on 21 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Some Huawei Firewall products USG2205BSR V300R001C10SPC600; USG2220BSR V300R001C00; USG5120BSR V300R001C00; USG5150BSR V300R001C00 have a Bleichenbacher Oracle vulnerability in the IPSEC IKEv1 implementations. Remote attackers can decrypt IPSEC tunnel ciphertext data by leveraging a Bleichenbacher RSA padding oracle. Cause a Bleichenbacher oracle attack. Successful exploit this vulnerability can impact IPSec tunnel security.

Weakness: CWE-310

Which versions are affected by CVE-2017-17305?

It affects 4 products.

Products include Huawei Usg2205bsr Firmware, Huawei Usg2220bsr Firmware, Huawei Usg5120bsr Firmware, Huawei Usg5150bsr Firmware.

How do I fix CVE-2017-17305?

No fix has been published for CVE-2017-17305 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-17305 being exploited?

There is no known exploitation of CVE-2017-17305 in the wild and no public exploit code.

Sources

Also known as GHSA-rv93-54r4-pppm.