How severe is CVE-1999-1436?

CVE-1999-1436 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-1999-1436 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-1999-1436?

CVE-1999-1436 affects Ray Chan Www Authorization Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-1436?

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-1999-1436 published?

CVE-1999-1436 was published on 1998-07-08 and last updated on 2026-06-16.

CVE-1999-1436

CVE-1999-1436 is a high-severity vulnerability in Ray Chan Www Authorization Gateway with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ray Chan Www Authorization Gateway
Published: 1998-07-08
Last modified: 2026-06-16

Description

Ray Chan WWW Authorization Gateway 0.1 CGI program allows remote attackers to execute arbitrary commands via shell metacharacters in the "user" parameter.

Frequently asked questions

What is CVE-1999-1436?: Ray Chan WWW Authorization Gateway 0.1 CGI program allows remote attackers to execute arbitrary commands via shell metacharacters in the "user" parameter.
How severe is CVE-1999-1436?: CVE-1999-1436 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-1999-1436 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-1999-1436?: CVE-1999-1436 affects Ray Chan Www Authorization Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1436?: 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-1999-1436 published?: CVE-1999-1436 was published on 1998-07-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:ray_chan:www_authorization_gateway:0.1:*:*:*:*:*:*:*