What is CVE-2023-2646?

CVE-2023-2646 is a medium-severity vulnerability in TP-Link Archer C7, classified under Improper Resource Shutdown or Release. CVSS score: 4.5/10. Published 2023-05-11.

How severe is CVE-2023-2646?

Medium severity. CVSS v3 base score is 4.5 out of 10.

Vulnerability in TP-Link Archer C7

CVE-2023-2646

A vulnerability has been found in TP-Link Archer C7v2 v2_en_us_180114 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component GET Request Parameter Handler. The manipulation leads to denial of service. The attack can only be done within the local network. The associated identifier of this vulnerability is VDB-228775. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Published 2023-05-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (23.8th percentile), scored 2026-10-21.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

TP-Link Archer C7 — versions 2.0
TP-Link Archer C7 Firmware — versions 180114
TP-Link Archer C7v2 — versions v2_en_us_180114

Weakness classification (CWE)

CWE-404 — Improper Resource Shutdown or Release

References

vuldb.com/ (technical-description, Third Party Advisory, vdb-entry)
vuldb.com/ (signature, Third Party Advisory)

Frequently asked questions

What is CVE-2023-2646?: CVE-2023-2646 is a medium-severity vulnerability in TP-Link Archer C7, classified under Improper Resource Shutdown or Release. CVSS score: 4.5/10. Published 2023-05-11.
How severe is CVE-2023-2646?: Medium severity. CVSS v3 base score is 4.5 out of 10.