CVE-2021-1128

Description

A vulnerability in the CLI parser of Cisco IOS XR Software could allow an authenticated, local attacker to view more information than their privileges allow. 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 sensitive information within the configuration that otherwise might not have been accessible beyond the privileges of the invoking user.

Risk Information

Base Score
5.5
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score
Exploitation Probability
0.071

Associated Vulnerability

VulnerabilityOS Platform
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco ASR 9000 Series Aggregation Services RoutersNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco Network Convergence System 6000 Series RoutersNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco Network Convergence System 4000 SeriesNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco IOS XRv 9000 RouterNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco Network Convergence System 5000 SeriesNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco Network Convergence System 5500 SeriesNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco Network Convergence System 1000 SeriesNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco Network Convergence System 500 Series RoutersNCM
Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability For Cisco 8000 Series RoutersNCM
CVE-2021-1128NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1705564Security Update for Cisco ASR 9000 Series Aggregation Services Routers 5.3.0.1i.BASE
PATCH-1705630Security Update for Cisco Network Convergence System 6000 Series Routers 6.1.4
PATCH-1705272Security Update for Cisco Network Convergence System 4000 Series 7.2.2
PATCH-1705219Security Update for Cisco IOS XRv 9000 Router 7.1.2.1i.BASE
PATCH-1706021Security Update for Cisco Network Convergence System 5000 Series 6.2.1.21i.BASE
PATCH-1705220Security Update for Cisco Network Convergence System 5500 Series 7.1.2.1i.BASE
PATCH-1705124Security Update for Cisco Network Convergence System 1000 Series 7.2.1.9i.ROUT
PATCH-1705229Security Update for Cisco Network Convergence System 500 Series Routers 7.2.1.21i.BASE
PATCH-1705230Security Update for Cisco 8000 Series Routers 7.2.1.21i.BASE

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234