CVE & CISA-KEV Catalog

CVE-2022-22251

HIGH
7.8
CVSS v3
NVD

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.

How to fix

Remediation Available
junosNVD
Affected:>= 20.2, < 21.2Fixed in:21.2CVE-2022-22251derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.16%probability of exploitation in 30 days
6thpercentile

Low risk: more likely to be exploited than 6% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-257 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2026-20128High7.56.9%KEVFix
CVE-2023-23382Medium6.53.1%-Fix
CVE-2019-1010241Medium6.51.5%--
CVE-2024-32151Medium5.91.3%--
CVE-2021-27485High7.51.2%-Fix
CVE-2021-0220Medium6.81.2%--

Common questions

How do I fix CVE-2022-22251?

Upgrade junos to 21.2 or later.

Is CVE-2022-22251 being actively exploited?

Not that we know of. CVE-2022-22251 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.16% is the estimated probability that it will be exploited in the next 30 days. That is higher than 6% of all scored CVEs.

How severe is CVE-2022-22251?

CVE-2022-22251 has a CVSS v3 base score of 7.8, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2022-22251 affect?

Published advisories record a fix for junos (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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CVE-2022-22251 severity badge

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.