How severe is CVE-2023-46012?

CVE-2023-46012 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-46012 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-46012?

CVE-2023-46012 affects Linksys Ea7500 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-46012?

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

Does CVE-2023-46012 have an EU (EUVD) identifier?

Yes. CVE-2023-46012 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-50274.

When was CVE-2023-46012 published?

CVE-2023-46012 was published on 2024-05-07 and last updated on 2026-06-17.

CVE-2023-46012

CVE-2023-46012 is a critical-severity vulnerability in Linksys Ea7500 Firmware with a CVSS 3.x base score of 9.8. 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-50274
Weakness: CWE-120
Affected product: Linksys Ea7500 Firmware
Published: 2024-05-07
Last modified: 2026-06-17

Description

Buffer Overflow vulnerability LINKSYS EA7500 3.0.1.207964 allows a remote attacker to execute arbitrary code via an HTTP request to the IGD UPnP.

Frequently asked questions

What is CVE-2023-46012?: Buffer Overflow vulnerability LINKSYS EA7500 3.0.1.207964 allows a remote attacker to execute arbitrary code via an HTTP request to the IGD UPnP.
How severe is CVE-2023-46012?: CVE-2023-46012 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-46012 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46012?: CVE-2023-46012 affects Linksys Ea7500 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-46012?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2023-46012 have an EU (EUVD) identifier?: Yes. CVE-2023-46012 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-50274.
When was CVE-2023-46012 published?: CVE-2023-46012 was published on 2024-05-07 and last updated on 2026-06-17.

References

https://github.com/dest-3/CVE-2023-46012/tree/main

Affected products (1)

cpe:2.3:o:linksys:ea7500_firmware:3.0.1.207964:*:*:*:*:*:*:*

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