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VULNERABILITIES

CVE-2020-9015 Details

Description

Arista DCS-7050QX-32S-R 4.20.9M, DCS-7050CX3-32S-R 4.20.11M, and DCS-7280SRAM-48C6-R 4.22.0.1F devices (and possibly other products) allow attackers to bypass intended TACACS+ shell restrictions via a | character. NOTE: the vendor reports that this is a configuration issue relating to an overly permissive regular expression in the TACACS+ server permitted commands

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://packetstormsecurity.com/files/158119/Arista-Restricted-Shell-Escape-Privilege-Escalation.html CVE
https://eos.arista.com/arista-eos-is-not-vulnerable-to-cve-2020-9015/ CVE
https://securitybytes.me CVEThird Party Advisory
https://securitybytes.me/posts/cve-2020-9015/ CVEBroken Link
http://packetstormsecurity.com/files/158119/Arista-Restricted-Shell-Escape-Privilege-Escalation.html [email protected]

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]

Affected Products

ProductVersions

Change History

12 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-9015
NVD Published Date:
Feb 20, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]