CVE-2017-5637 describes a denial-of-service vulnerability in Apache ZooKeeper versions 3.4.9 and 3.5.2, where unauthenticated attackers can send CPU-intensive commands ("wchp/wchc") to cause high CPU utilization, rendering the server unable to process legitimate client requests. This vulnerability has a CVSS v3 score of 7.5 (High), indicating a network-based attack with low complexity and high impact on availability. While not actively exploited in the wild or on the CISA KEV catalog, public exploit code exists on ExploitDB, and there is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.4.0CPE matchmatch criteria | cpe:2.3:a:apache:zookeeper:3.4.0:*:*:*:*:*:*:* | ||
3.4.1CPE matchmatch criteria | cpe:2.3:a:apache:zookeeper:3.4.1:*:*:*:*:*:*:* | ||
3.4.2CPE matchmatch criteria | cpe:2.3:a:apache:zookeeper:3.4.2:*:*:*:*:*:*:* | ||
3.4.3CPE matchmatch criteria | cpe:2.3:a:apache:zookeeper:3.4.3:*:*:*:*:*:*:* | ||
3.4.4CPE matchmatch criteria | cpe:2.3:a:apache:zookeeper:3.4.4:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/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.