Buffer overflow in Belden Garrettcom_magnum_dx940e

CVE-2019-12257

Wind River VxWorks 6.6 through 6.9 has a Buffer Overflow in the DHCP client component. There is an IPNET security vulnerability: Heap overflow in DHCP Offer/ACK parsing inside ipdhcpc.

Vulnerability class: Buffer Overflow

EPSS: 0.842 (99.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-12257?
CVE-2019-12257 is a high-severity vulnerability in Belden Garrettcom_magnum_dx940e, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2019-08-09.
How severe is CVE-2019-12257?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2019-12257 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.