How severe is CVE-2020-9375?

CVE-2020-9375 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-9375 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 28% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9375?

CVE-2020-9375 primarily affects Tp-link Archer C50. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9375?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-9375 published?

CVE-2020-9375 was published on 2020-03-25 and last updated on 2026-06-17.

CVE-2020-9375

CVE-2020-9375 is a high-severity vulnerability in Tp-link Archer C50 with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 28% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-772.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 28% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-772
Affected product: Tp-link Archer C50
Published: 2020-03-25
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-9375?: 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.
How severe is CVE-2020-9375?: CVE-2020-9375 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-9375 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 28% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9375?: CVE-2020-9375 primarily affects Tp-link Archer C50. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9375?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-9375 published?: CVE-2020-9375 was published on 2020-03-25 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:tp-link:archer_c50:build_170822:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:archer_c50:build_171227:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:archer_c50:build_200318:*:*:*:*:*:*:*

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Other CWE-772 vulnerabilities

CVE-2020-12134 — Critical (CVSS 9.8): Nanometrics Centaur through 4.3.23 and TitanSMA through 4.2.20 mishandle access control for the syslog log.
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