CVE-2001-0161

CVE-2001-0161 is a medium-severity vulnerability in Cisco Aironet 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

Cisco 340-series Aironet access point using firmware 11.01 does not use 6 of the 24 available IV bits for WEP encryption, which makes it easier for remote attackers to mount brute force attacks.

Frequently asked questions

What is CVE-2001-0161?
Cisco 340-series Aironet access point using firmware 11.01 does not use 6 of the 24 available IV bits for WEP encryption, which makes it easier for remote attackers to mount brute force attacks.
How severe is CVE-2001-0161?
CVE-2001-0161 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2001-0161 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0161?
CVE-2001-0161 affects Cisco Aironet. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0161?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2001-0161 published?
CVE-2001-0161 was published on 2001-01-01 and last updated on 2026-06-16.

References

Affected products (1)