CVE-2006-0174

CVE-2006-0174 is a medium-severity vulnerability in Hummingbird Collaboration with a CVSS 2.0 base score of 4.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Hummingbird Collaboration (aka Hummingbird Enterprise Collaboration) 5.21 and earlier allows remote attackers to obtain sensitive information (intranet IP addresses and enumerations of valid parameter values) via a direct request to hc, which reveals the information in an error message or a cookie.

Frequently asked questions

What is CVE-2006-0174?
Hummingbird Collaboration (aka Hummingbird Enterprise Collaboration) 5.21 and earlier allows remote attackers to obtain sensitive information (intranet IP addresses and enumerations of valid parameter values) via a direct request to hc, which reveals the information in an error message or a cookie.
How severe is CVE-2006-0174?
CVE-2006-0174 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2006-0174 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0174?
CVE-2006-0174 primarily affects Hummingbird Collaboration. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-0174?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-0174 published?
CVE-2006-0174 was published on 2006-01-11 and last updated on 2026-06-16.

References

Affected products (4)