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Vulnerability record · CVE-2022-4498 · published 11 January 2023

CVE-2022-4498: Tp-link archer c5 firmware out-of-bounds write vulnerability

Tp Link · Archer C5 Firmware

In TP-Link routers, Archer C5 and WR710N-V1, running the latest available code, when receiving HTTP Basic Authentication the httpd service can be sent a crafted packet that causes a heap overflow. This can result in either a DoS (by crashing the httpd process) or an arbitrary code execution.

9.8 CVSS 3.1 Critical EPSS 2.0% · top 19.4% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

In TP-Link routers, Archer C5 and WR710N-V1, running the latest available code, when receiving HTTP Basic Authentication the httpd service can be sent a crafted packet that causes a heap overflow. This can result in either a DoS (by crashing the httpd process) or an arbitrary code execution.

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

Affected products

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

References

LinkTags
https://kb.cert.org/vuls/id/572615 Third Party AdvisoryUS Government ResourceVDB Entry
https://kb.cert.org/vuls/id/572615 Third Party AdvisoryUS Government ResourceVDB Entry
https://www.kb.cert.org/vuls/id/572615

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2022-4498), CISA KEV, FIRST EPSS (scores of 2026-11-11). This page is refreshed as NVD updates the record.