CVE-2002-2150
CVE-2002-2150 is a medium-severity vulnerability in Juniper Netscreen Screenos 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
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 2% (78th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Juniper Netscreen Screenos
- Published:
- Last modified:
Description
Firewalls from multiple vendors empty state tables more slowly than they are filled, which allows remote attackers to flood state tables with packet flooding attacks such as (1) TCP SYN flood, (2) UDP flood, or (3) Crikey CRC Flood, which causes the firewall to refuse any new connections.
Frequently asked questions
- What is CVE-2002-2150?
- Firewalls from multiple vendors empty state tables more slowly than they are filled, which allows remote attackers to flood state tables with packet flooding attacks such as (1) TCP SYN flood, (2) UDP flood, or (3) Crikey CRC Flood, which causes the firewall to refuse any new connections.
- How severe is CVE-2002-2150?
- CVE-2002-2150 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2002-2150 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2002-2150?
- CVE-2002-2150 primarily affects Juniper Netscreen Screenos. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2002-2150?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2002-2150 published?
- CVE-2002-2150 was published on 2002-12-31 and last updated on 2026-06-16.
References
- http://www.iss.net/security_center/static/10449.php
- http://www.kb.cert.org/vuls/id/539363
- http://www.securityfocus.com/bid/6023
Affected products (9)
- cpe:2.3:o:juniper:netscreen_screenos:2.7.1:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:2.7.1r1:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:2.7.1r2:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:2.7.1r3:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:2.10_r3:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:2.10_r4:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:3.0.1r1:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:3.0.1r2:*:*:*:*:*:*:*
- cpe:2.3:o:juniper:netscreen_screenos:3.0.3_r1.1:*:*:*:*:*:*:*
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