What is CVE-2019-11577?

CVE-2019-11577 is a critical-severity vulnerability in Dhcpcd_project Dhcpcd, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-04-28.

How severe is CVE-2019-11577?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Dhcpcd_project Dhcpcd

CVE-2019-11577

dhcpcd before 7.2.1 contains a buffer overflow in dhcp6_findna in dhcp6.c when reading NA/TA addresses.

Vulnerability class: Buffer Overflow

EPSS: 0.531 (98.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Dhcpcd_project Dhcpcd
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2019-11577?: CVE-2019-11577 is a critical-severity vulnerability in Dhcpcd_project Dhcpcd, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-04-28.
How severe is CVE-2019-11577?: Critical severity. CVSS v3 base score is 9.8 out of 10.