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CVE-2022-26147

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

9.8 Critical

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.65%Up 1.6 points since Jun 22, 2022
90%50%10%1%

What each source reports

NVD Score used 9.8

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

Record
CVE-2022-26147
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-78
Updated
2026-11-02
CVE List No score

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

Record
CVE-2022-26147
Updated
2026-11-02
EUVDEUVD-2022-30714 No score

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

Record
EUVD-2022-30714
Updated
2026-11-03
GitHub AdvisoriesGHSA-3p3m-h26v-9r73 9.8

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

Record
GHSA-3p3m-h26v-9r73
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-78
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-26147 is a critical vulnerability (CVSS 9.8) in Quectel Rg502q-ea Firmware, published June 21, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.65%, the 85th percentile. No source names a fixed version.

References

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