CVE-2021-3059

PAN-OS: OS Command Injection Vulnerability When Performing Dynamic Updates

At a glance

Severity: HIGH 8.1
EPSS: EPSS 1.54 % · percentile 75 (2026-10-27)
State: PUBLISHED
Published: 2021-11-10
Updated: 2024-09-16
Assigner: palo_alto
NVD status: Modified

Description

An OS command injection vulnerability in the Palo Alto Networks PAN-OS management interface exists when performing dynamic updates. This vulnerability enables a man-in-the-middle attacker to execute arbitrary OS commands to escalate privileges. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20-h1; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h3; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h2; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8; PAN-OS 10.1 versions earlier than PAN-OS 10.1.3. Prisma Access customers that have Prisma Access 2.1 Preferred or Prisma Access 2.1 Innovation firewalls are impacted by this issue.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	palo_alto
CVSS 3.1	HIGH 8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · psirt@paloaltonetworks.com (Secondary)
CVSS 3.1	HIGH 8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	HIGH 7.6	AV:N/AC:H/Au:N/C:C/I:C/A:C	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-78

European references

ENISA EUVD · EUVD-2021-26411
GCVE · GCVE-0-2021-3059

CERT-FR advisories

CERTFR-2021-AVI-865 — Multiples vulnérabilités dans Palo Alto Networks PAN-OS · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:* ≥ 8.1.0 ≤ 8.1.20
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:* ≥ 9.0.0 ≤ 9.0.14
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:* ≥ 9.1.0 ≤ 9.1.11
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:* ≥ 10.0.0 < 10.0.8
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:* ≥ 10.1.0 < 10.1.3

Affected products

Product	Versions
Palo Alto Networks · PAN-OS	affected 10.0 < 10.0.8 ; affected 10.1 < 10.1.3 ; affected 8.1 < 8.1.20-h1 ; affected 9.0 < 9.0.14-h3 ; affected 9.1 < 9.1.11-h2
Palo Alto Networks · Prisma Access	affected 2.1 Innovation ; affected 2.1 Preferred ; unaffected all < 2.2*

References

https://security.paloaltonetworks.com/CVE-2021-3059

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD