CVE-2020-3477
"Cisco IOS Software and Cisco IOS XE Software CLI Parser File Access Vulnerability"
Description
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.
INFO
Published Date :
Sept. 24, 2020, 6:15 p.m.
Last Modified :
Aug. 6, 2021, 7:05 p.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2020-3477 has a 1 public PoC/Exploit
available at Github.
Go to the Public Exploits
tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-3477
.
URL | Resource |
---|---|
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-info-disclosure-V4BmJBNF | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Automatic monitor github cve using Github Actions
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-3477
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-3477
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Aug. 06, 2021
Action Type Old Value New Value Removed CWE NIST CWE-20 Added CWE NIST CWE-863 -
Initial Analysis by [email protected]
Sep. 30, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-info-disclosure-V4BmJBNF No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-info-disclosure-V4BmJBNF Vendor Advisory Added CWE NIST CWE-20 Added CPE Configuration AND OR *cpe:2.3:o:cisco:ios:16.3.11:*:*:*:*:*:*:* OR cpe:2.3:h:cisco:2610xm:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:2611xm:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:2612:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:2620xm:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:2621xm:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:2650xm:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:2651xm:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:2691:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-3477
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-3477
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05635
percentile