Juniper SRX Series (hardware) SRX550M · Version Status
Juniper SRX Series (hardware) SRX550M End of Life Date
Juniper SRX Series (hardware) SRX550M end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
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Juniper SRX Series (hardware) SRX550M is actively supported. EOL date: March 15, 2028.
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EOL Date
Mar 15, 2028
559 days remaining
Latest Release
SRX550-M-SYS-JE-AC/DC, SRX550-CHAS-M, SRX550-645AP/DP-M
Standard release
Release Date
—
Juniper SRX Series (hardware) SRX550M series
Attack Surface
10/30 Medium tier
CISA KEV Exposure
0/20 Not in KEV
Extended Support
0/10 Available
EOL Risk Score™ — proprietary methodology by endoflife.ai. Factors: EOL recency, attack surface breadth, CISA KEV catalog presence, extended support availability. Updated at every build.
Methodology → ·
View score card →
All Juniper SRX Series (hardware) Versions
| Version | Latest | EOL Date | Status |
|---|
| SRX210 |
SRX210B, SRX210H, SRX210H-POE |
Aug 31, 2017 |
EOL |
| SRX100 |
SRX100B, SRX100H |
May 10, 2019 |
EOL |
| SRX110H |
SRX110H-VA, SRX110H-VB |
May 10, 2019 |
EOL |
| SRX210HE |
SRX210BE, SRX210HE, SRX210HE-POE |
May 10, 2019 |
EOL |
| SRX220H |
SRX220H, SRX220H-POE |
May 10, 2019 |
EOL |
| SRX240 |
SRX240B, SRX240B2, SRX240H, SRX240H-POE, SRX240H-DC |
May 10, 2019 |
EOL |
| SRX5600 (first generation) |
SRX5600BASE-AC/DC |
Dec 31, 2022 |
EOL |
| SRX5800 (first generation) |
SRX5800BASE-AC/DC (SRX5800-HC-*-TAA ended 05/01/2021) |
Dec 31, 2022 |
EOL |
What does Juniper SRX Series (hardware) SRX550M end of life mean?
When Juniper SRX Series (hardware) SRX550M reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running Juniper SRX Series (hardware) SRX550M past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Juniper SRX Series (hardware) SRX4600 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does Juniper SRX Series (hardware) SRX550M reach end of life?
Juniper SRX Series (hardware) SRX550M reached end of life on March 15, 2028. That is 559 days remaining.
Is Juniper SRX Series (hardware) SRX550M still supported?
Yes, Juniper SRX Series (hardware) SRX550M is currently supported. The EOL date is March 15, 2028.
What should I upgrade to from Juniper SRX Series (hardware) SRX550M?
The recommended upgrade from Juniper SRX Series (hardware) SRX550M is
Juniper SRX Series (hardware) SRX4600 — the latest actively supported version. Check the
Juniper SRX Series (hardware) full timeline for all supported versions.
What are the security risks of running Juniper SRX Series (hardware) SRX550M past EOL?
When Juniper SRX Series (hardware) SRX550M reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no remediation path. Most vulnerability scanners do not flag this — it is the CVE blind spot. Organizations running EOL Juniper SRX Series (hardware) should migrate immediately or implement compensating controls.