6.7 Medium
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
62.2%
The IMAP functionality in PHP before 4.3.1 allows remote attackers to cause a denial of service via an e-mail message with a (1) To or (2) From header with an address that contains a large number of "" (backslash) characters.
bugs.php.net/bug.php?id=22048
bugzilla.redhat.com/bugzilla/show_bug.cgi?id=175040