How severe is CVE-2020-21933?

CVE-2020-21933 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-21933 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-21933?

CVE-2020-21933 affects Motorola Cx2 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-21933?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-21933 published?

CVE-2020-21933 was published on 2021-07-21 and last updated on 2026-06-17.

CVE-2020-21933

CVE-2020-21933 is a high-severity vulnerability in Motorola Cx2 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Motorola Cx2 Firmware
Published: 2021-07-21
Last modified: 2026-06-17

Description

An issue was discovered in Motorola CX2 router CX 1.0.2 Build 20190508 Rel.97360n where the admin password and private key could be found in the log tar package.

Frequently asked questions

What is CVE-2020-21933?: An issue was discovered in Motorola CX2 router CX 1.0.2 Build 20190508 Rel.97360n where the admin password and private key could be found in the log tar package.
How severe is CVE-2020-21933?: CVE-2020-21933 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-21933 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-21933?: CVE-2020-21933 affects Motorola Cx2 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-21933?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-21933 published?: CVE-2020-21933 was published on 2021-07-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:motorola:cx2_firmware:1.0.2:*:*:*:*:*:*:*

More vulnerabilities in Motorola Cx2 Firmware

CVE-2020-21937 — Critical (CVSS 9.8): An command injection vulnerability in HNAP1/SetWLanApcliSettings of Motorola CX2 router CX 1.0.2 Build 20190508…
CVE-2020-21935 — Critical (CVSS 9.8): A command injection vulnerability in HNAP1/GetNetworkTomographySettings of Motorola CX2 router CX 1.0.2 Build 20190508…
CVE-2019-12297 — Critical (CVSS 9.8): An issue was discovered in scopd on Motorola routers CX2 1.01 and M2 1.01. There is a Use of an Externally Controlled…
CVE-2019-11322 — Critical (CVSS 9.8): An issue was discovered in Motorola CX2 1.01 and M2 1.01. There is a command injection in the function startRmtAssist…
CVE-2019-11320 — Critical (CVSS 9.8): In Motorola CX2 1.01 and M2 1.01, users can access the router's /priv_mgt.html web page to launch telnetd, as…
CVE-2019-11319 — Critical (CVSS 9.8): An issue was discovered in Motorola CX2 1.01 and M2 1.01. There is a command injection in the function downloadFirmware…

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