CVE-2022-25064

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

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

36.47% chance of exploitation in the next 30 days, 98th percentile

Published

2022-02-25

Updated

2026-07-09

Proof-of-concept exploits (3)

• https://east-trowel-102.notion.site/CVE-2021-XXXX-rce-via-crafted-payload-in-an-ipv6-addr…
• Mr-xn/CVE-2022-2506422★ · 2022-03-05
• exploitwritter/CVE-2022-250640★ · 2022-02-25

References

• CVE Record
• NVD entry

Related

• CVE-2017-7269
• CVE-2021-26855
• CVE-2021-42342
• CVE-2021-43798
• CVE-2022-21371
• CVE-2022-23131