CVE-2019-4046 describes a denial-of-service vulnerability in IBM WebSphere Application Server versions 7.0, 8.0, 8.5, and 9.0, stemming from improper handling of request headers. This flaw allows a remote attacker to consume excessive memory, leading to service disruption. With a CVSS v3.1 score of 7.5 (High), it is easily exploitable over the network with low attack complexity and no user interaction required, resulting in high availability impact. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 19.0.0.4CPE matchmatch criteria | cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:* | ||
>= 7.0.0.0, <= 7.0.0.45CPE matchmatch criteria | cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* | ||
>= 8.0.0.0, <= 8.0.0.15CPE matchmatch criteria | cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* | ||
>= 8.5.0.0, <= 8.5.5.15CPE matchmatch criteria | cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* | ||
>= 9.0.0.0, <= 9.0.0.10CPE matchmatch criteria | cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
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.