#VU24324 Cryptographic issues in USG9500 - CVE-2019-19411


Vulnerability identifier: #VU24324

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-19411

CWE-ID: CWE-310

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
USG9500
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Huawei

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper processing of the initialization vector used in a specific encryption algorithm. A remote attacker who gains access to this cryptographic primitive can cause the value of the confidentiality associated with its use is diminished.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

USG9500: V500R001C30SPC100 - V500R005C00SPC200


External links
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-firewall-en


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability