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

published 2022-10-18 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-27398

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

juniper junos 21.2

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 18 mo ago (2025-05-08)

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Juniper Networks Junos OS

Classification

Weakness

CWE-257 Storing Passwords in a Recoverable Format
CWE-275 Permission Issues
CWE-522 Insufficiently Protected Credentials

References

kb.juniper.net /JSA69908
mitigation, vendor-advisory

Sources

CVE List CVE-2022-22251
NVD CVE-2022-22251

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Summary