CVE-2021-31658

TP-Link TL-SG2005, TL-SG2008, etc. 1.0.0 Build 20180529 Rel.40524 is affected by an Array index error. The interface that provides the "device description" function only judges the length of the received data, and does not filter special characters. This vulnerability will cause the application to crash, and all device configuration information will be erased.

CVSS v3.1

8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

CVSS v2.0

5.8 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:P

EPSS

1.02% chance of exploitation in the next 30 days, 61th percentile

Published

2021-06-10

Updated

2026-07-09

Proof-of-concept exploits (1)

• liyansong2018/CVE/tree/main/2021/CVE-2021-31658

References

• CVE Record
• NVD entry

Related

• CVE-2021-29302
• CVE-2021-31659
• CVE-2021-34201
• CVE-2021-34202
• CVE-2021-34203
• CVE-2022-21711