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CVE-2024-20398

HIGH
Published 2024-09-11T16:38:23.982Z
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CVSS Score

V3.1
8.8
/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.502
Higher than 50.2% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to obtain read/write file system access on the underlying operating system of an affected device.

This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI commands. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the prompt. A successful exploit could allow the attacker to elevate privileges to root.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Cisco

Cisco IOS XR Software

Affected Versions:

6.5.3 6.5.29 6.5.1 6.6.1 6.5.2 6.5.92 6.5.15 6.6.2 7.0.1 6.6.25 6.5.26 6.6.11 6.5.25 6.5.28 6.5.93 6.6.12 6.5.90 7.0.0 7.1.1 7.0.90 6.6.3 7.0.2 7.1.15 7.2.0 7.2.1 7.1.2 7.0.11 7.0.12 7.0.14 7.1.25 6.6.4 7.2.12 7.3.1 7.1.3 7.4.1 7.2.2 6.5.31 7.3.15 7.3.16 7.4.15 6.5.32 7.3.2 7.5.1 7.4.16 7.3.27 7.6.1 7.5.2 7.8.1 7.6.15 7.5.12 7.8.12 7.3.3 7.7.1 7.3.4 7.4.2 7.6.2 7.5.3 7.7.2 7.9.1 7.10.1 7.8.2 7.5.4 6.5.33 7.8.22 7.7.21 7.9.2 7.3.5 7.5.5 7.11.1 7.9.21 7.10.2 24.1.1 7.6.3 7.3.6 7.5.52 7.11.2
cisco

ios_xr_software

Affected Versions:

6.5.3

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-vf65-x29h-36m5

Advisory Details

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to obtain read/write file system access on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI commands. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the prompt. A successful exploit could allow the attacker to elevate privileges to root.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-20398
WEB https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-priv-esc-CrG5vhCq

Advisory provided by GitHub Security Advisory Database. Published: September 11, 2024, Modified: September 11, 2024

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-priv-esc-CrG5vhCq
Published: 2024-09-11T16:38:23.982Z
Last Modified: 2024-09-12T03:55:39.920Z
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