CVE-2023-33538

high-risk
Published 2023-06-07

TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain a command injection vulnerability via the component /userRpm/WlanNetworkRpm .

Do I need to act?

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91.5% chance of exploitation in next 30 days
EPSS score — higher than 9% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (3)

Tl-Wr740N Firmware

Affected Vendors

Tp-Link

References (7)

Broken Link https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_u...
Exploit https://web.archive.org/web/20230609111043/https://github.com/a101e-IoTvul/iotvu...
Third Party Advisory https://www.secpod.com/blog/cisa-issues-warning-on-active-exploitation-of-tp-lin...
Broken Link https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/3/TL-WR940N_TL-WR841N_u...
Exploit https://web.archive.org/web/20230609111043/https://github.com/a101e-IoTvul/iotvu...
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-...
Product https://www.tp-link.com/us/support/faq/3562/
66
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 27/34 · High
Exposure 9/34 · Low