How severe is CVE-2022-23743?

CVE-2022-23743 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-23743 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-23743?

CVE-2022-23743 affects Checkpoint Zonealarm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-23743?

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-2022-23743 published?

CVE-2022-23743 was published on 2022-05-11 and last updated on 2026-06-17.

CVE-2022-23743

CVE-2022-23743 is a high-severity vulnerability in Checkpoint Zonealarm with a CVSS 3.x base score of 7.8. 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-269.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Checkpoint Zonealarm
Published: 2022-05-11
Last modified: 2026-06-17

Description

Check Point ZoneAlarm before version 15.8.200.19118 allows a local actor to escalate privileges during the upgrade process. In addition, weak permissions in the ProgramData\CheckPoint\ZoneAlarm\Data\Updates directory allow a local attacker the ability to execute an arbitrary file write, leading to execution of code as local system, in ZoneAlarm versions before v15.8.211.192119

Frequently asked questions

What is CVE-2022-23743?: Check Point ZoneAlarm before version 15.8.200.19118 allows a local actor to escalate privileges during the upgrade process. In addition, weak permissions in the ProgramData\CheckPoint\ZoneAlarm\Data\Updates directory allow a local attacker the ability to execute an arbitrary file write, leading to execution of code as local system, in ZoneAlarm versions before v15.8.211.192119
How severe is CVE-2022-23743?: CVE-2022-23743 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-23743 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-23743?: CVE-2022-23743 affects Checkpoint Zonealarm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-23743?: 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-2022-23743 published?: CVE-2022-23743 was published on 2022-05-11 and last updated on 2026-06-17.

References

https://www.zonealarm.com/software/extreme-security/release-history

Affected products (1)

cpe:2.3:a:checkpoint:zonealarm:*:*:*:*:*:*:*:*

More vulnerabilities in Checkpoint Zonealarm

CVE-2022-41604 — High (CVSS 8.8): Check Point ZoneAlarm Extreme Security before 15.8.211.19229 allows local users to escalate privileges. This occurs…
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CVE-2019-8452 — High (CVSS 7.8): A hard-link created from log file archive of Check Point ZoneAlarm up to 15.4.062 or Check Point Endpoint Security…
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