CVE-2021-26676

Published: 9 February 2021

gdhcp in ConnMan before 1.39 could be used by network-adjacent attackers to leak sensitive stack information, allowing further exploitation of bugs in gdhcp.

Priority

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package	Release	Status
connman Launchpad, Ubuntu, Debian	bionic	Released (1.35-6ubuntu0.1~esm1) Available with Ubuntu Pro
	focal	Released (1.36-2ubuntu0.1)
	groovy	Ignored (end of life)
	hirsute	Ignored (end of life)
	impish	Ignored (end of life)
	jammy	Not vulnerable (1.36-2.3build1)
	kinetic	Not vulnerable (1.41-2)
	lunar	Not vulnerable (1.41-2)
	trusty	Does not exist
	upstream	Released (1.36-2.1)
	xenial	Released (1.21-1.2+deb8u1ubuntu0.1~esm1) Available with Ubuntu Pro

Severity score breakdown

Parameter	Value
Base score	6.5
Attack vector	Adjacent
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	None
Vector	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

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