Detections
Analytics

CVE-2021-33833

critical

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).

References

https://security.gentoo.org/glsa/202107-29

https://lists.debian.org/debian-lts-announce/2022/02/msg00009.html

http://www.openwall.com/lists/oss-security/2021/06/09/1

https://lore.kernel.org/connman/

http://www.openwall.com/lists/oss-security/2022/01/25/1

Details

Source: Mitre, NVD

Published: 2021-06-09

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00149