How severe is CVE-2000-1071?

CVE-2000-1071 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2000-1071 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-2000-1071?

CVE-2000-1071 affects Netscape Iplanet Ical. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2000-1071?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2000-1071 published?

CVE-2000-1071 was published on 2000-12-11 and last updated on 2026-06-16.

CVE-2000-1071

CVE-2000-1071 is a critical-severity vulnerability in Netscape Iplanet Ical with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netscape Iplanet Ical
Published: 2000-12-11
Last modified: 2026-06-16

Description

The GUI installation for iCal 2.1 Patch 2 disables access control for the X server using an "xhost +" command, which allows remote attackers to monitor X Windows events and gain privileges.

Frequently asked questions

What is CVE-2000-1071?: The GUI installation for iCal 2.1 Patch 2 disables access control for the X server using an "xhost +" command, which allows remote attackers to monitor X Windows events and gain privileges.
How severe is CVE-2000-1071?: CVE-2000-1071 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2000-1071 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-2000-1071?: CVE-2000-1071 affects Netscape Iplanet Ical. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2000-1071?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2000-1071 published?: CVE-2000-1071 was published on 2000-12-11 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:netscape:iplanet_ical:2.1:patch2:*:*:*:*:*:*

More vulnerabilities in Netscape Iplanet Ical

CVE-2000-1074 — Critical (CVSS 10.0): csstart program in iCal 2.1 Patch 2 uses relative pathnames to install the libsocket and libnsl libraries, which could…
CVE-2000-1073 — High (CVSS 7.2): csstart program in iCal 2.1 Patch 2 searches for the cshttpd program in the current working directory, which allows…
CVE-2000-1072 — High (CVSS 7.2): iCal 2.1 Patch 2 installs many files with world-writeable permissions, which allows local users to modify the iCal…

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