CVE-2003-1302: Medium severity PHP PHP vulnerability

Published Dec 31, 2003
·
Updated

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.

Affected Software

6 affected components
PHP PHP=4.2.0
PHP PHP=4.3.0
PHP PHP=4.2.2
PHP PHP=4.2.3
PHP PHP=4.2.1
PHP PHP=4.2

Event History

Dec 31, 2003
CVE Published
05:00 AM
Data Sourced
via NVD·05:00 AM
RemedyDescriptionSeverityAffected Software
Jun 15, 2006
CVE Published
via MITRE·02:00 AM
Data Sourced
via MITRE·02:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2003-1302?

The severity of CVE-2003-1302 is classified as a denial of service vulnerability.

2

How do I fix CVE-2003-1302?

To mitigate CVE-2003-1302, upgrade to PHP version 4.3.1 or later.

3

What versions of PHP are affected by CVE-2003-1302?

CVE-2003-1302 affects PHP versions 4.2.0, 4.2.1, 4.2.2, 4.2.3, and 4.3.0.

4

What does CVE-2003-1302 allow remote attackers to do?

CVE-2003-1302 allows remote attackers to cause a denial of service via specially crafted email headers.

5

Is CVE-2003-1302 still a threat today?

CVE-2003-1302 is primarily a concern for systems still using the outdated PHP versions it impacts.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203