CVE-2022-21800: MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x:

Q: How do I fix CVE-2022-21800?

mimosa management platform: upgrade to 1.0.3; c6x firmware: upgrade to 2.8.6.1; c5x firmware: upgrade to 2.8.6.1. Exact commands for each OS are on this page.

Q: Is CVE-2022-21800 being exploited?

CVE-2022-21800 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-21800 affect?

CVE-2022-21800 affects mimosa management platform, c6x firmware, c5x firmware. Severity is medium (CVSS 6.5). MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 uses the MD5 algorithm to hash the passwords before storing them but does not salt the hash. As

Q: How urgent is CVE-2022-21800?

Priority 34/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADEUPGRADEUPGRADE

CVE-2022-21800 is a medium-severity flaw (CVSS 6.5) affecting mimosa management platform, c6x firmware, c5x firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 uses the MD5 algorithm to hash the passwords before storing them but does not salt the hash. As a result, attackers may be able to crack the hashed passwords.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-327, CWE-326
Published	2022-02-18
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: airspan

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-02-18 18:15 UTCPublished CVE record published
2026-06-17 04:27 UTCUpdated Record last modified

airspan mimosa management platform UPGRADE

Affected: < 1.0.3

Fixed in: 1.0.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mimosa-management-platform || rpm -q mimosa-management-platform || mimosa-management-platform --version

2. UPGRADE to 1.0.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mimosa-management-platform

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mimosa-management-platform

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

airspan c6x firmware UPGRADE

Affected: < 2.8.6.1

Fixed in: 2.8.6.1

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

airspan c5x firmware UPGRADE

Affected: < 2.8.6.1

Fixed in: 2.8.6.1

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

airspan c5c firmware UPGRADE

Affected: < 2.8.6.1

Fixed in: 2.8.6.1

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

airspan a5x firmware UPGRADE

Affected: < 2.5.4.1

Fixed in: 2.5.4.1

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-21800?

mimosa management platform: upgrade to 1.0.3; c6x firmware: upgrade to 2.8.6.1; c5x firmware: upgrade to 2.8.6.1. Exact commands for each OS are on this page.

Is CVE-2022-21800 being exploited?

CVE-2022-21800 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-21800 affect?

CVE-2022-21800 affects mimosa management platform, c6x firmware, c5x firmware. Severity is medium (CVSS 6.5). MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 uses the MD5 algorithm to hash the passwords before storing them but does not salt the hash. As

How urgent is CVE-2022-21800?

Priority 34/100. No elevated risk signals yet.

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References

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