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Vulnerability record · CVE-2019-6971 · published 19 June 2019

CVE-2019-6971: Tp-link tl-wr1043nd firmware vulnerability

Tp Link · Tl Wr1043nd Firmware

An issue was discovered on TP-Link TL-WR1043ND V2 devices. An attacker can send a cookie in an HTTP authentication packet to the router management web interface, and fully control the router without knowledge of the credentials.

9.8 CVSS 3.0 Critical EPSS 14% · top 3.6%
9.8CVSS 3.0 base score, v2 10.0
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered on TP-Link TL-WR1043ND V2 devices. An attacker can send a cookie in an HTTP authentication packet to the router management web interface, and fully control the router without knowledge of the credentials.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/MalFuzzer/Vulnerability-Research/blob/master/TL-WR1043ND%20V2%20-%20TP-LINK/TL-WR1043ND_PoC.pdf ExploitThird Party Advisory
https://twitter.com/MalFuzzer/status/1141269335685652480?s=19 ExploitThird Party Advisory
https://github.com/MalFuzzer/Vulnerability-Research/blob/master/TL-WR1043ND%20V2%20-%20TP-LINK/TL-WR1043ND_PoC.pdf ExploitThird Party Advisory
https://twitter.com/MalFuzzer/status/1141269335685652480?s=19 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2013-2646Tp-link tl-wr1043nd firmware vulnerabilityTP-LINK TL-WR1043ND V1_120405 devices contain an unspecified denial of service vulnerability.EPSS 1.3%7.5CVE-2019-6972Tp-link tl-wr1043nd firmware inadequate encryption strength vulnerabilityAn issue was discovered on TP-Link TL-WR1043ND V2 devices. The credentials can be easily decoded and cracked by brute-force, WordList, or Rainbow Tab…EPSS 1.1%7.2CVE-2018-16119Tp-link tl-wr1043nd firmware out-of-bounds write vulnerabilityStack-based buffer overflow in the httpd server of TP-Link WR1043nd (Firmware Version 3) allows remote attackers to execute arbitrary code via a mali…EPSS 34%

Source: NIST National Vulnerability Database (record CVE-2019-6971), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.