How severe is CVE-2024-42328?

CVE-2024-42328 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2024-42328 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-42328?

CVE-2024-42328 affects Zabbix. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-42328?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-42328 have an EU (EUVD) identifier?

Yes. CVE-2024-42328 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39882.

When was CVE-2024-42328 published?

CVE-2024-42328 was published on 2024-11-27 and last updated on 2026-06-17.

CVE-2024-42328

CVE-2024-42328 is a low-severity vulnerability in Zabbix with a CVSS 3.x base score of 3.3. 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-476.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-39882
Weakness: CWE-476
Affected product: Zabbix
Published: 2024-11-27
Last modified: 2026-06-17

Description

When the webdriver for the Browser object downloads data from a HTTP server, the data pointer is set to NULL and is allocated only in curl_write_cb when receiving data. If the server's response is an empty document, then wd->data in the code below will remain NULL and an attempt to read from it will result in a crash.

Frequently asked questions

What is CVE-2024-42328?: When the webdriver for the Browser object downloads data from a HTTP server, the data pointer is set to NULL and is allocated only in curl_write_cb when receiving data. If the server's response is an empty document, then wd->data in the code below will remain NULL and an attempt to read from it will result in a crash.
How severe is CVE-2024-42328?: CVE-2024-42328 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2024-42328 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-42328?: CVE-2024-42328 affects Zabbix. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-42328?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-42328 have an EU (EUVD) identifier?: Yes. CVE-2024-42328 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39882.
When was CVE-2024-42328 published?: CVE-2024-42328 was published on 2024-11-27 and last updated on 2026-06-17.

References

https://support.zabbix.com/browse/ZBX-25624

Affected products (1)

cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*

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