How severe is CVE-2020-12111?

CVE-2020-12111 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-12111 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-12111?

CVE-2020-12111 primarily affects Tp-link Nc260 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-12111?

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-2020-12111 published?

CVE-2020-12111 was published on 2020-05-04 and last updated on 2026-06-17.

CVE-2020-12111

CVE-2020-12111 is a high-severity vulnerability in Tp-link Nc260 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Tp-link Nc260 Firmware
Published: 2020-05-04
Last modified: 2026-06-17

Description

Certain TP-Link devices allow Command Injection. This affects NC260 1.5.2 build 200304 and NC450 1.5.3 build 200304.

Frequently asked questions

What is CVE-2020-12111?: Certain TP-Link devices allow Command Injection. This affects NC260 1.5.2 build 200304 and NC450 1.5.3 build 200304.
How severe is CVE-2020-12111?: CVE-2020-12111 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-12111 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12111?: CVE-2020-12111 primarily affects Tp-link Nc260 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-12111?: 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-2020-12111 published?: CVE-2020-12111 was published on 2020-05-04 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:o:tp-link:nc260_firmware:1.0.5:160804:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc260_firmware:1.0.6:161114:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc260_firmware:1.4.1:180720:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc260_firmware:1.5.0:181123:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc260_firmware:1.5.2:200304:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc450_firmware:1.0.15:160920:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc450_firmware:1.1.2:161013:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc450_firmware:1.3.4:171130:*:*:*:*:*:*
cpe:2.3:o:tp-link:nc450_firmware:1.5.3:200304:*:*:*:*:*:*

More vulnerabilities in Tp-link Nc260 Firmware

CVE-2020-12110 — Critical (CVSS 9.8): Certain TP-Link devices have a Hardcoded Encryption Key. This affects NC200 2.1.9 build 200225, N210 1.0.9 build…
CVE-2020-13224 — High (CVSS 8.8): TP-LINK NC200 devices through 2.1.10 build 200401, NC210 devices through 1.0.10 build 200401, NC220 devices through…
CVE-2020-12109 — High (CVSS 8.8): Certain TP-Link devices allow Command Injection. This affects NC200 2.1.9 build 200225, NC210 1.0.9 build 200304, NC220…
CVE-2020-10231 — High (CVSS 7.5): TP-Link NC200 through 2.1.8_Build_171109, NC210 through 1.0.9_Build_171214, NC220 through 1.3.0_Build_180105, NC230…
CVE-2020-11445 — Medium (CVSS 5.3): TP-Link cloud cameras through 2020-02-09 allow remote attackers to bypass authentication and obtain sensitive…

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