How severe is CVE-2002-0956?

CVE-2002-0956 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2002-0956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-0956?

CVE-2002-0956 affects Iss Blackice Agent. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2002-0956?

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-2002-0956 published?

CVE-2002-0956 was published on 2002-10-04 and last updated on 2026-06-16.

CVE-2002-0956

CVE-2002-0956 is a high-severity vulnerability in Iss Blackice Agent 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: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Iss Blackice Agent
Published: 2002-10-04
Last modified: 2026-06-16

Description

BlackICE Agent 3.1.eal does not always reactivate after a system standby, which could allow remote attackers and local users to bypass intended firewall restrictions.

Frequently asked questions

What is CVE-2002-0956?: BlackICE Agent 3.1.eal does not always reactivate after a system standby, which could allow remote attackers and local users to bypass intended firewall restrictions.
How severe is CVE-2002-0956?: CVE-2002-0956 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-0956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0956?: CVE-2002-0956 affects Iss Blackice Agent. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-0956?: 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-2002-0956 published?: CVE-2002-0956 was published on 2002-10-04 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:iss:blackice_agent:3.1eal:*:*:*:*:*:*:*

More vulnerabilities in Iss Blackice Agent

CVE-2002-0237 — High (CVSS 7.5): Buffer overflow in ISS BlackICE Defender 2.9 and earlier, BlackICE Agent 3.0 and 3.1, and RealSecure Server Sensor…
CVE-2000-0562 — High (CVSS 7.5): BlackIce Defender 2.1 and earlier, and BlackIce Pro 2.0.23 and earlier, do not properly block Back Orifice traffic when…
CVE-2002-0957 — Medium (CVSS 5.0): The default configuration of BlackICE Agent 3.1.eal and 3.1.ebh has a high tcp.maxconnections setting, which could…

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