How severe is CVE-2023-28134?

CVE-2023-28134 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-2023-28134 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28134?

CVE-2023-28134 primarily affects Checkpoint Endpoint Security. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-28134?

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-2023-28134 published?

CVE-2023-28134 was published on 2023-11-12 and last updated on 2026-06-17.

CVE-2023-28134

CVE-2023-28134 is a high-severity vulnerability in Checkpoint Endpoint Security 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-732.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Checkpoint Endpoint Security
Published: 2023-11-12
Last modified: 2026-06-17

Description

Local attacker can escalate privileges on affected installations of Check Point Harmony Endpoint/ZoneAlarm Extreme Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Frequently asked questions

What is CVE-2023-28134?: Local attacker can escalate privileges on affected installations of Check Point Harmony Endpoint/ZoneAlarm Extreme Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
How severe is CVE-2023-28134?: CVE-2023-28134 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-2023-28134 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28134?: CVE-2023-28134 primarily affects Checkpoint Endpoint Security. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-28134?: 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-2023-28134 published?: CVE-2023-28134 was published on 2023-11-12 and last updated on 2026-06-17.

References

https://support.checkpoint.com/results/sk/sk181597

Affected products (3)

cpe:2.3:a:checkpoint:endpoint_security:e84:*:*:*:*:*:*:*
cpe:2.3:a:checkpoint:endpoint_security:e85:*:*:*:*:*:*:*
cpe:2.3:a:checkpoint:endpoint_security:e86:*:*:*:*:*:*:*

More vulnerabilities in Checkpoint Endpoint Security

CVE-2023-28133 — High (CVSS 7.8): Local privilege escalation in Check Point Endpoint Security Client (version E87.30) via crafted OpenSSL configuration…
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