CVE-2019-11579

Name: CVE-2019-11579
Creator: NVD / NIST
Published: 2019-04-28T16:29:00.717+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.41%

Last modified Jun 17, 2026

CVE-2019-11579 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. dhcp.c in dhcpcd before 7.2.1 contains a 1-byte read overflow with DHO_OPTSOVERLOADED.. EPSS estimates a 1.41% chance of exploitation in the next 30 days.

Description

dhcp.c in dhcpcd before 7.2.1 contains a 1-byte read overflow with DHO_OPTSOVERLOADED.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

1.41%

69.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Dhcpcd Project	Dhcpcd	< 7.2.1
Debian	Debian Linux	8.0

References

http://www.securityfocus.com/bid/108090Broken Link
https://lists.debian.org/debian-lts-announce/2019/05/msg00024.htmlMailing List, Third Party Advisory
https://roy.marples.name/archives/dhcpcd-discuss/0002415.htmlRelease Notes, Third Party Advisory
https://roy.marples.name/git/dhcpcd.git/commit/?id=4b67f6f1038fd4ad5ca7734eaaeba1b2ec4816b8Patch, Third Party Advisory
http://www.securityfocus.com/bid/108090Broken Link
https://lists.debian.org/debian-lts-announce/2019/05/msg00024.htmlMailing List, Third Party Advisory
https://roy.marples.name/archives/dhcpcd-discuss/0002415.htmlRelease Notes, Third Party Advisory
https://roy.marples.name/git/dhcpcd.git/commit/?id=4b67f6f1038fd4ad5ca7734eaaeba1b2ec4816b8Patch, Third Party Advisory

Timeline

Published: Apr 28, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-11579?

dhcp.c in dhcpcd before 7.2.1 contains a 1-byte read overflow with DHO_OPTSOVERLOADED.

How severe is CVE-2019-11579?

CVE-2019-11579 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.

How do I fix CVE-2019-11579?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-11579?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST