CVE-2007-3533

CVE-2007-3533 is a medium-severity vulnerability in 3com 3cnj220 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 3Com IntelliJack Switch NJ220 before 2.0.23 allows remote attackers to cause a denial of service (reboot and reporting outage) via a loopback packet with zero in the length field.

Frequently asked questions

What is CVE-2007-3533?
The 3Com IntelliJack Switch NJ220 before 2.0.23 allows remote attackers to cause a denial of service (reboot and reporting outage) via a loopback packet with zero in the length field.
How severe is CVE-2007-3533?
CVE-2007-3533 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-3533 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3533?
CVE-2007-3533 affects 3com 3cnj220. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3533?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3533 published?
CVE-2007-3533 was published on 2007-07-03 and last updated on 2026-06-16.

References

Affected products (1)