CVE-2003-0881

CVE-2003-0881 is a high-severity vulnerability in Apple Mac Os X with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Mail in Mac OS X before 10.3, when configured to use MD5 Challenge Response, uses plaintext authentication if the CRAM-MD5 hashed login fails, which could allow remote attackers to gain privileges by sniffing the password.

Frequently asked questions

What is CVE-2003-0881?
Mail in Mac OS X before 10.3, when configured to use MD5 Challenge Response, uses plaintext authentication if the CRAM-MD5 hashed login fails, which could allow remote attackers to gain privileges by sniffing the password.
How severe is CVE-2003-0881?
CVE-2003-0881 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-0881 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0881?
CVE-2003-0881 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-0881?
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-2003-0881 published?
CVE-2003-0881 was published on 2003-11-03 and last updated on 2026-06-16.

References

Affected products (1)

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