CVE-2019-5274 is a denial-of-service vulnerability affecting Huawei USG9500 firewalls running specific V500R001C30 and V500R001C60 firmware versions. A flaw in the X.509 certificate implementation can be triggered by a malicious certificate, leading to an infinite loop and a denial of service. Rated 7.5 HIGH on the CVSS scale, this vulnerability is network-exploitable with low attack complexity and requires no user interaction or privileges, resulting in a high impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE. It is not listed in the CISA KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
v500r001c30CPE matchmatch criteria | cpe:2.3:o:huawei:usg9500_firmware:v500r001c30:*:*:*:*:*:*:* | ||
v500r001c60CPE matchmatch criteria | cpe:2.3:o:huawei:usg9500_firmware:v500r001c60:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.