CVE-2012-5003

CVE-2012-5003 is a medium-severity vulnerability in Nomachine Nx Web Companion with a CVSS 2.0 base score of 6.8. 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-287.

Key facts

Description

nxapplet.jar in No Machine NX Web Companion 3.x and earlier does not properly verify the authenticity of updates, which allows user-assisted remote attackers to execute arbitrary code via a crafted (1) SiteUrl or (2) RedirectUrl parameter that points to a Trojan Horse client.zip update file.

Frequently asked questions

What is CVE-2012-5003?
nxapplet.jar in No Machine NX Web Companion 3.x and earlier does not properly verify the authenticity of updates, which allows user-assisted remote attackers to execute arbitrary code via a crafted (1) SiteUrl or (2) RedirectUrl parameter that points to a Trojan Horse client.zip update file.
How severe is CVE-2012-5003?
CVE-2012-5003 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2012-5003 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-5003?
CVE-2012-5003 primarily affects Nomachine Nx Web Companion. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-5003?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-5003 published?
CVE-2012-5003 was published on 2012-09-19 and last updated on 2026-06-16.

References

Affected products (18)

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