High severity7.5NVD Advisory· Published Jun 22, 2023· Updated Jun 17, 2026

CVE-2023-36359

Description

TP-Link TL-WR940N V4, TL-WR841N V8/V10, TL-WR940N V2/V3 and TL-WR941ND V5/V6 were discovered to contain a buffer overflow in the component /userRpm/QoSRuleListRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

Affected products

TP-Link/Tl Wr841n2 versions
cpe:2.3:o:tp-link:tl-wr841n_firmware:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:tp-link:tl-wr841n_firmware:-:*:*:*:*:*:*:*
- (no CPE)range: V8/V10
TP-Link/Tl Wr940n Firmware
cpe:2.3:o:tp-link:tl-wr940n_firmware:-:*:*:*:*:*:*:*
TP-Link/Tl Wr941nd Firmware
cpe:2.3:o:tp-link:tl-wr941nd_firmware:-:*:*:*:*:*:*:*
TP-Link/TL-WR940N V4, TL-WR841N V8/V10, TL-WR940N V2/V3 and TL-WR941ND V5/V6description
TP-Link/TL-WR941NDllm-fuzzy
Range: V5/V6
TP-Link/TL-WR940N V4llm-fuzzy
Range: V4, V2/V3

Patches

Vulnerability mechanics

References

github.com/a101e-IoTvul/iotvul/blob/main/tp-link/8/TP-Link%20TL-WR940N%20TL-WR841N%20TL-WR941ND%20wireless%20router%20userRpmQoSRuleListRpm%20buffer%20read%20out-of-bounds%20vulnerability.mdnvdExploitThird Party Advisory

News mentions

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cvss	0.488
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000