Vulnerability in Cisco 1100-4g_integrated_services_router

CVE-2020-3503

A vulnerability in the file system permissions of Cisco IOS XE Software could allow an authenticated, local attacker to obtain read and write access to critical configuration or system files. The vulnerability is due to insufficient file s…

EPSS: 0.003 (18.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-3503?
CVE-2020-3503 is a medium-severity vulnerability in Cisco 1100-4g_integrated_services_router, classified under Improper Access Control. CVSS score: 6.0/10. Published 2020-09-24.
How severe is CVE-2020-3503?
Medium severity. CVSS v3 base score is 6.0 out of 10.
Is CVE-2020-3503 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.