CVE-2021-1312 is a denial-of-service vulnerability affecting Cisco Elastic Services Controller (ESC) when utilizing its health monitor API. It stems from inadequate kernel parameter provisioning for TCP connections, allowing an unauthenticated, remote attacker to flood the device with crafted TCP packets. This high-severity vulnerability (CVSS 7.5) has a low attack complexity and can block the health monitor API, but does not impact other functionalities. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.3.0.94CPE matchmatch criteria | cpe:2.3:a:cisco:elastic_services_controller:*:*:*:*:*:*:*:* |
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:L
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.