Vulnerability Database

319,592

Total vulnerabilities in the database

CVE-2021-33833

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).

  • Published: Jun 9, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-33833
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
intel / connection_manager 1.30 1.39.x
debian / debian_linux 9.0 9.0.x