CVE-2002-1511

CVE-2002-1511 is a medium-severity vulnerability in Att Vnc with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.

Frequently asked questions

What is CVE-2002-1511?
The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies.
How severe is CVE-2002-1511?
CVE-2002-1511 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-1511 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1511?
CVE-2002-1511 primarily affects Att Vnc. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1511?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-1511 published?
CVE-2002-1511 was published on 2003-03-03 and last updated on 2026-06-16.

References

Affected products (11)