What is CVE-2020-3237?

CVE-2020-3237 is a medium-severity vulnerability in Cisco Iox, classified under Improper Link Resolution Before File Access. CVSS score: 6.3/10. Published 2020-06-03.

How severe is CVE-2020-3237?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Cisco Iox

CVE-2020-3237

A vulnerability in the Cisco Application Framework component of the Cisco IOx application environment could allow an authenticated, local attacker to overwrite arbitrary files in the virtual instance that is running on the affected device. The vulnerability is due to insufficient path restriction enforcement. An attacker could exploit this vulnerability by including a crafted file in an application package. An exploit could allow the attacker to overwrite files.

EPSS: 0.004 (27.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L.

Affected products

Cisco Iox — versions n/a
Cisco Iox

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

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

Frequently asked questions

What is CVE-2020-3237?: CVE-2020-3237 is a medium-severity vulnerability in Cisco Iox, classified under Improper Link Resolution Before File Access. CVSS score: 6.3/10. Published 2020-06-03.
How severe is CVE-2020-3237?: Medium severity. CVSS v3 base score is 6.3 out of 10.