CVE-2003-0270

CVE-2003-0270 is a high-severity vulnerability in Apple 802.11n with a CVSS 2.0 base score of 7.6. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The administration capability for Apple AirPort 802.11 wireless access point devices uses weak encryption (XOR with a fixed key) for protecting authentication credentials, which could allow remote attackers to obtain administrative access via sniffing when the capability is available via Ethernet or non-WEP connections.

Frequently asked questions

What is CVE-2003-0270?
The administration capability for Apple AirPort 802.11 wireless access point devices uses weak encryption (XOR with a fixed key) for protecting authentication credentials, which could allow remote attackers to obtain administrative access via sniffing when the capability is available via Ethernet or non-WEP connections.
How severe is CVE-2003-0270?
CVE-2003-0270 has a CVSS 2.0 base score of 7.6, rated high severity.
Is CVE-2003-0270 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0270?
CVE-2003-0270 affects Apple 802.11n. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-0270?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-0270 published?
CVE-2003-0270 was published on 2003-06-16 and last updated on 2026-06-16.

References

Affected products (1)