The imap_header function in the IMAP functionality for PHP before 4.3.0 allows remote attackers to cause a denial of service via an e-mail message with a large number of "To" addresses, which triggers an error in the rfc822_write_address function.
2002-12-31T05:00:00.000
2025-04-03T01:03:51.193
Deferred
CVSSv2: 5.0 (MEDIUM)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Application | php | php | ≤ 4.2.3 | Yes |
Application | php | php | 3.0 | Yes |
Application | php | php | 3.0.1 | Yes |
Application | php | php | 3.0.2 | Yes |
Application | php | php | 3.0.3 | Yes |
Application | php | php | 3.0.4 | Yes |
Application | php | php | 3.0.5 | Yes |
Application | php | php | 3.0.6 | Yes |
Application | php | php | 3.0.7 | Yes |
Application | php | php | 3.0.8 | Yes |
Application | php | php | 3.0.9 | Yes |
Application | php | php | 3.0.10 | Yes |
Application | php | php | 3.0.11 | Yes |
Application | php | php | 3.0.12 | Yes |
Application | php | php | 3.0.13 | Yes |
Application | php | php | 3.0.14 | Yes |
Application | php | php | 3.0.15 | Yes |
Application | php | php | 3.0.16 | Yes |
Application | php | php | 3.0.17 | Yes |
Application | php | php | 3.0.18 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0 | Yes |
Application | php | php | 4.0.1 | Yes |
Application | php | php | 4.0.1 | Yes |
Application | php | php | 4.0.1 | Yes |
Application | php | php | 4.0.2 | Yes |
Application | php | php | 4.0.3 | Yes |
Application | php | php | 4.0.3 | Yes |
Application | php | php | 4.0.4 | Yes |
Application | php | php | 4.0.4 | Yes |
Application | php | php | 4.0.5 | Yes |
Application | php | php | 4.0.6 | Yes |
Application | php | php | 4.0.7 | Yes |
Application | php | php | 4.0.7 | Yes |
Application | php | php | 4.0.7 | Yes |
Application | php | php | 4.0.7 | Yes |
Application | php | php | 4.1.0 | Yes |
Application | php | php | 4.1.1 | Yes |
Application | php | php | 4.1.2 | Yes |
Application | php | php | 4.2 | Yes |
Application | php | php | 4.2.0 | Yes |
Application | php | php | 4.2.1 | Yes |
Application | php | php | 4.2.2 | Yes |