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Tl-Wr840N Firmware Security Vulnerabilities - February 2022

cve

TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain a command injection vulnerability via the component oal_startPing.

9.8CVSS

9.8AI Score

0.014EPSS

2022-02-25 08:15 PM

76

cve

TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain a command injection vulnerability via the component oal_setIp6DefaultRoute.

9.8CVSS

9.8AI Score

0.014EPSS

2022-02-25 08:15 PM

69

cve

TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain an integer overflow via the function dm_checkString. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.

7.5CVSS

7.4AI Score

0.005EPSS

2022-02-25 08:15 PM

60

cve

TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain a remote code execution (RCE) vulnerability via the function oal_wan6_setIpAddr.

9.8CVSS

9.9AI Score

0.013EPSS

2022-02-25 08:15 PM

75

6