CVE-2023-37544 is an Improper Authentication vulnerability in Apache Pulsar WebSocket Proxy versions 2.8.0 through 2.11.1 and 3.0.0, allowing unauthenticated access to the /pingpong endpoint. Rated 7.5 HIGH (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H), this vulnerability presents a low-complexity attack vector that can lead to denial of service and excessive data transfer. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE. Affected users should upgrade to patched versions (e.g., 2.10.5, 2.11.2, 3.0.1) to mitigate the risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.10.5CPE matchmatch criteria | cpe:2.3:a:apache:pulsar:*:*:*:*:*:*:*:* | ||
>= 2.11.0, < 2.11.2CPE matchmatch criteria | cpe:2.3:a:apache:pulsar:*:*:*:*:*:*:*:* | ||
3.0.0CPE matchmatch criteria | cpe:2.3:a:apache:pulsar:3.0.0:*:*:*:*:*:*:* |
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
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