SEPTEMBER 30, 2026
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Case File

CVE-2021-33833

CRITICAL · CVSS 9.8 EPSS 2.57%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-09 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. See the original NVD description below for full technical details.

CVE
CVE-2021-33833
Severity
CRITICAL
CVSS
9.8
EPSS
2.57%

Original NVD Description

ConnMan (aka Connection Manager) 1.30 through 1.39 has a stack-based buffer overflow in uncompress in dnsproxy.c via NAME, RDATA, or RDLENGTH (for A or AAAA).

Related CVEs

Other vulnerabilities affecting the same vendor(s)