Vulnerability Monitor

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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

2021-06-09T18:15:08.797

Last Modified

2024-11-21T06:09:39.043

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	intel	connection_manager	≤ 1.39	Yes
Operating System	debian	debian_linux	9.0	Yes

References

http://www.openwall.com/lists/oss-security/2021/06/09/1 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2022/01/25/1 Exploit, Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2022/02/msg00009.html Mailing List, Third Party Advisory ([email protected])
https://lore.kernel.org/connman/ Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/202107-29 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2021/06/09/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2022/01/25/1 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/02/msg00009.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lore.kernel.org/connman/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202107-29 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)