CVE-2003-0442

published 2003-07-24

CVE-2003-0442: Cross-site scripting (XSS) vulnerability in the transparent SID support capability for PHP before 4.3.2 (session.use_trans_sid) allows remote attackers to…

Priority P4 22 medium 4.3 CVSS 2.0

AV N AC M Au N C N I P A N

EXPLOIT

Cross-site scripting (XSS) vulnerability in the transparent SID support capability for PHP before 4.3.2 (session.use_trans_sid) allows remote attackers to insert arbitrary script via the PHPSESSID parameter.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
php	php	<= 4.3.1	—
redhat	linux	—	—
redhat	linux	—	—

Detection & IOCs extracted from sources · hover to see the quote

url http://www.example.org/index.php?PHPSESSID=">...↗

other PHPSESSID↗

• → Look for unsanitized or malformed PHPSESSID values in URI query strings, particularly those containing HTML/script injection characters such as '">' or '<script>' ↗
• → Flag requests where the PHPSESSID parameter contains characters inconsistent with a valid session ID (e.g., quotes, angle brackets, or script tags) ↗

• · The vulnerability is only exploitable when session.use_trans_sid is enabled in PHP configuration (transparent SID support). PHP versions before 4.3.2 are affected. ↗

CVSS provenance

nvd v2.0 4.3 MEDIUM AV:N/AC:M/Au:N/C:N/I:P/A:N

vendor_redhat 4.3 MEDIUM

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