CVE-2002-0209

CVE-2002-0209 is a medium-severity vulnerability in Nortel Alteon Acedirector 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

Nortel Alteon ACEdirector WebOS 9.0, with the Server Load Balancing (SLB) and Cookie-Based Persistence features enabled, allows remote attackers to determine the real IP address of a web server with a half-closed session, which causes ACEdirector to send packets from the server without changing the address to the virtual IP address.

Frequently asked questions

What is CVE-2002-0209?
Nortel Alteon ACEdirector WebOS 9.0, with the Server Load Balancing (SLB) and Cookie-Based Persistence features enabled, allows remote attackers to determine the real IP address of a web server with a half-closed session, which causes ACEdirector to send packets from the server without changing the address to the virtual IP address.
How severe is CVE-2002-0209?
CVE-2002-0209 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-0209 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0209?
CVE-2002-0209 affects Nortel Alteon Acedirector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-0209?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-0209 published?
CVE-2002-0209 was published on 2002-05-16 and last updated on 2026-06-16.

References

Affected products (1)