How severe is CVE-2024-42633?

CVE-2024-42633 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-2024-42633 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42633?

CVE-2024-42633 affects Linksys E1500 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-42633?

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.

Does CVE-2024-42633 have an EU (EUVD) identifier?

Yes. CVE-2024-42633 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39730.

When was CVE-2024-42633 published?

CVE-2024-42633 was published on 2024-08-19 and last updated on 2026-06-17.

CVE-2024-42633

CVE-2024-42633 is a high-severity vulnerability in Linksys E1500 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)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-39730
Weakness: CWE-78
Affected product: Linksys E1500 Firmware
Published: 2024-08-19
Last modified: 2026-06-17

Description

A Command Injection vulnerability exists in the do_upgrade_post function of the httpd binary in Linksys E1500 v1.0.06.001. As a result, an authenticated attacker can execute OS commands with root privileges.

Frequently asked questions

What is CVE-2024-42633?: A Command Injection vulnerability exists in the do_upgrade_post function of the httpd binary in Linksys E1500 v1.0.06.001. As a result, an authenticated attacker can execute OS commands with root privileges.
How severe is CVE-2024-42633?: CVE-2024-42633 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-2024-42633 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42633?: CVE-2024-42633 affects Linksys E1500 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-42633?: 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.
Does CVE-2024-42633 have an EU (EUVD) identifier?: Yes. CVE-2024-42633 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39730.
When was CVE-2024-42633 published?: CVE-2024-42633 was published on 2024-08-19 and last updated on 2026-06-17.

References

https://github.com/goldds96/Report/blob/main/Linksys/E1500/CI.md

Affected products (1)

cpe:2.3:o:linksys:e1500_firmware:1.0.06.001:*:*:*:*:*:*:*

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