What is CVE-2020-3257?

CVE-2020-3257 is a high-severity vulnerability in Cisco 1120_connected_grid_router, classified under Improper Input Validation. CVSS score: 8.1/10. Published 2020-06-03.

How severe is CVE-2020-3257?

High severity. CVSS v3 base score is 8.1 out of 10.

Buffer overflow in Cisco 1120_connected_grid_router

CVE-2020-3257

Multiple vulnerabilities in the Cisco IOx application environment of Cisco 809 and 829 Industrial Integrated Services Routers (Industrial ISRs) and Cisco 1000 Series Connected Grid Routers (CGR1000) that are running Cisco IOS Software coul…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.007 (48.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

Affected products

Cisco 1120_connected_grid_router
Cisco 1240_connected_grid_router
Cisco Ios 12.2(60)ez16 — versions n/a
Cisco Ios — versions 15.8\(3.0z\)m1, 15.9
Cisco Ir809g-lte-ga-k9
Cisco Ir809g-lte-la-k9
Cisco Ir809g-lte-na-k9
Cisco Ir809g-lte-vz-k9
Cisco Ir829-2lte-ea-ak9
Cisco Ir829-2lte-ea-bk9

Weakness classification (CWE)

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3257?: CVE-2020-3257 is a high-severity vulnerability in Cisco 1120_connected_grid_router, classified under Improper Input Validation. CVSS score: 8.1/10. Published 2020-06-03.
How severe is CVE-2020-3257?: High severity. CVSS v3 base score is 8.1 out of 10.