CVE-2019-8453

CVE-2019-8453 is a medium-severity vulnerability in Checkpoint Zonealarm with a CVSS 3.x base score of 5.5. 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-426.

Key facts

Description

Some of the DLLs loaded by Check Point ZoneAlarm up to 15.4.062 are taken from directories where all users have write permissions. This can allow a local attacker to replace a DLL file with a malicious one and cause Denial of Service to the client.

Frequently asked questions

What is CVE-2019-8453?
Some of the DLLs loaded by Check Point ZoneAlarm up to 15.4.062 are taken from directories where all users have write permissions. This can allow a local attacker to replace a DLL file with a malicious one and cause Denial of Service to the client.
How severe is CVE-2019-8453?
CVE-2019-8453 has a CVSS 3.x base score of 5.5, rated medium 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 high.
Is CVE-2019-8453 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-8453?
CVE-2019-8453 affects Checkpoint Zonealarm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-8453?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-8453 published?
CVE-2019-8453 was published on 2019-04-17 and last updated on 2026-06-17.

References

Affected products (1)

More vulnerabilities in Checkpoint Zonealarm

All CVEs affecting Checkpoint Zonealarm →

Other CWE-426 (Untrusted Search Path) vulnerabilities

Browse all CWE-426 (Untrusted Search Path) vulnerabilities →