CVE-2020-9375Archer C50 Vulnerability
TP-Link Archer C50 V3 devices before Build 200318 Rel.
Published Mar 25, 2020 · Updated Mar 5, 2026
Key Facts
Patch immediately- CVE-2020-9375 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Archer C50 (Tp-Link).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 27% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (30-day exploit likelihood)
27%
Higher than 98.0% of all scored CVEs
Exploit maturity
Proof of concept
ATLAS score
39/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Proof of concept
Public exploit code
2
Proof-of-concept links
In-the-wild evidence
1
Reports of active use
Advisories And Exploit References
Description
TP-Link Archer C50 V3 devices before Build 200318 Rel. 62209 allows remote attackers to cause a denial of service via a crafted HTTP Header containing an unexpected Referer field.
Affected Products
3 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Archer C50Tp-Link | build_170822, build_171227, build_200318 | n/a |
Timeline
Publicly disclosed
Mar 25, 2020
Last updated
Mar 5, 2026
Weakness Type
- CWE-772 Missing Release of Resource after Effective Lifetime
References
FAQ
Common Questions.
TP-Link Archer C50 V3 devices before Build 200318 Rel.
Affected: Archer C50 (Tp-Link) versions build_170822, build_171227, build_200318. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2020-9375 On Your Attack Surface?
Brandefense matches it against the products discovered on your perimeter and opens a finding the day a CVE like this is listed.
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