CVE-2025-14175

Weak Algorithm Support in SSH Server on TL-WR820N

Published Dec 29, 2025 CVSS 4.0 · 6 Medium EPSS < 1% KEV · Not listed
Description
A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Tp-link tl-wr820n
Tp-link tl-wr820n Firmware
CPEs cpe:2.3:h:tp-link:tl-wr820n:2.80:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:tl-wr820n_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tp-link tl-wr820n
Tp-link tl-wr820n Firmware
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
First Time appeared Tp-link
Tp-link tl-wr802n
Vendors & Products Tp-link
Tp-link tl-wr802n
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.
Title Weak Algorithm Support in SSH Server on TL-WR820N
Weaknesses CWE-327
References
Metrics cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TPLink
Published
Updated
Jan 2, 2026, 2:18 PM
Reserved
Dec 6, 2025, 12:22 AM
Status
Analyzed
Published
Dec 29, 2025, 8:15 PM
Modified
Oct 7, 2026, 12:10 PM