CVE-2022-22251

cSRX Series: Storing Passwords in a Recoverable Format and software permissions issues allows a local attacker to elevate privileges

HIGH

7.8

CVSS Score

Published: October 18, 2022 at 02:46 AM UTC

Updated: June 17, 2026 at 04:28 AM UTC

2 products affected across 2 vendorsJunosCsrx

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Severity

HIGH7.8

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

On cSRX Series devices software permission issues in the container filesystem and stored files combined with storing passwords in a recoverable format in Juniper Networks Junos OS allows a local, low-privileged attacker to elevate their permissions to take control of any instance of a cSRX software deployment. This issue affects Juniper Networks Junos OS 20.2 version 20.2R1 and later versions prior to 21.2R1 on cSRX Series.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Junos · Juniper Networks

95%

20.2 ≤ v < 21.220.2R1 ≤ v < 20.2*20.3R1 ≤ v < 20.3*20.4R1 ≤ v < 20.4*21.1R1 ≤ v < 21.1*20.2R1 20.3R1 20.4R1 21.1R1

Affected range stops below 20.2*, so it looks safe — our inference, not a vendor statement

Vendor states this is fixed in 20.2R1 (unaffected)

Affected range stops below 20.3*, so it looks safe — our inference, not a vendor statement

Affected range stops below 20.4*, so it looks safe — our inference, not a vendor statement

Affected range stops below 21.1*, so it looks safe — our inference, not a vendor statement

Affected range stops below 21.2, so it looks safe — our inference, not a vendor statement

juniper-csrx (environment)

Csrx · Juniperdevice

80%

All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://kb.juniper.net/JSA69908

References (1)

MitigationVendor Advisory

Source: [email protected]

https://kb.juniper.net/JSA69908

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHjuniper

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-257CWE-275CWE-522

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