CVE-2003-0881

CVE-2003-0881 describes a vulnerability in Apple Mail for Mac OS X prior to version 10.3. When configured for MD5 Challenge Response, the client would fall back to plaintext authentication if the CRAM-MD5 hash failed, allowing remote attackers to sniff credentials and potentially gain privileges. This vulnerability has a CVSS score of 7.5, indicating high severity due to its network-based attack vector, low complexity, and potential for partial confidentiality, integrity, and availability impact. Despite its age and severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.