Auth bypass in Cisco 2610xm
CVE-2020-3477
A vulnerability in the CLI parser of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to access files from the flash: filesystem. The vulnerability is due to insufficient application of restrictions during the execution of a specific command. An attacker could exploit this vulnerability by using a specific command at the command line. A successful exploit could allow the attacker to obtain read-only access to files that are located on the flash: filesystem that otherwise might not have been accessible.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.003 (24.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Cisco 2610xm
- Cisco 2611xm
- Cisco 2612
- Cisco 2620xm
- Cisco 2621xm
- Cisco 2650xm
- Cisco 2651xm
- Cisco 2691
- Cisco Ios — versions n/a
- Cisco Ios — versions 16.3.11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-3477?
- CVE-2020-3477 is a medium-severity vulnerability in Cisco 2610xm, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2020-09-24.
- How severe is CVE-2020-3477?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2020-3477 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.