CVE-2019-11766

moderate-risk
Published 2019-05-05

dhcp6.c in dhcpcd before 6.11.7 and 7.x before 7.2.2 has a buffer over-read in the D6_OPTION_PD_EXCLUDE feature.

Do I need to act?

-
0.73% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: 32ecbd429a7b3911b6763cb4e4b06b0b40f84270, d30538898e39cc9a49ced4e67e91013d1d84a2c2
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (4)

Dhcpcd

Affected Vendors

Debian Dhcpcd Project

References (10)

Broken Link http://www.securityfocus.com/bid/108172
Mailing List https://bugs.debian.org/928440
Patch https://roy.marples.name/archives/dhcpcd-discuss/0002428.html
Mailing List https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7&id=896ef4a54b0578985...
Mailing List https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7&id=c1ebeaafeb324bac9...
Broken Link http://www.securityfocus.com/bid/108172
Mailing List https://bugs.debian.org/928440
Patch https://roy.marples.name/archives/dhcpcd-discuss/0002428.html
Mailing List https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7&id=896ef4a54b0578985...
Mailing List https://roy.marples.name/cgit/dhcpcd.git/commit/?h=dhcpcd-7&id=c1ebeaafeb324bac9...
44
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 2/34 · Minimal
Exposure 10/34 · Low