CVE-2022-48194Tl-Wr902ac Firmware Unrestricted File Upload
TP-Link TL-WR902AC devices through V3 0.9.1 allow remote authenticated attackers to execute arbitrary code or cause a Denial of Service (DoS) by uploading a crafted firmware update because the signature check is inadequate.
Published Dec 30, 2022 · Updated Apr 10, 2025 · Also known as TR-22-0759
Key Facts
Patch immediately- CVE-2022-48194 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Tl-Wr902ac Firmware (Tp-Link).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 33% probability of exploitation in the next 30 days.
- Fixed versions are available, including Tl-Wr902ac Firmware <=3.0.9.1, Tl-Wr902ac Firmware 3.0.9.1.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v3.1
8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
33%
Higher than 98.3% of all scored CVEs
Exploit maturity
Proof of concept
ATLAS score
41/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Proof of concept
Public exploit code
1
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Advisories And Exploit References
Description
TP-Link TL-WR902AC devices through V3 0.9.1 allow remote authenticated attackers to execute arbitrary code or cause a Denial of Service (DoS) by uploading a crafted firmware update because the signature check is inadequate.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Tl-Wr902ac FirmwareTp-Link | See advisory | 3.0.9.1 |
Patched Releases
Tl-Wr902ac Firmware
<=3.0.9.1
Timeline
Publicly disclosed
Dec 30, 2022
Last updated
Apr 10, 2025
Weakness Type
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
- advisoryweb.nvd.nist.gov · vuln
- advisorygithub.com · exploits
- advisoryUSOM advisory
- exploitExploitDB-51192
- otherpacketstormsecurity.com · TP-Link-TL-WR902AC-Remote-Code-Execution.html
FAQ
Common Questions.
TP-Link TL-WR902AC devices through V3 0.9.1 allow remote authenticated attackers to execute arbitrary code or cause a Denial of Service (DoS) by uploading a crafted firmware update because the signature check is inadequate.
Affected: Tl-Wr902ac Firmware (Tp-Link). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Tl-Wr902ac Firmware <=3.0.9.1, Tl-Wr902ac Firmware 3.0.9.1.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2022-48194 On Your Attack Surface?
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