CVE-2009-4142
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- CVE-2009-4142
CVE Details
| Release Date: | 2009-12-21 | |
| Impact: | Moderate | What is this? |
Description
The htmlspecialchars function in PHP before 5.2.12 does not properly handle (1) overlong UTF-8 sequences, (2) invalid Shift_JIS sequences, and (3) invalid EUC-JP sequences, which allows remote attackers to conduct cross-site scripting (XSS) attacks by placing a crafted byte sequence before a special character.
See more information about CVE-2009-4142 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v2 metrics
| Base Score: | 4.3 |
| Vector String: | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| Version: | 2.0 |
| Attack Vector: | Network |
| Attack Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | Partial |
| Availability Impact: | None |
Errata information
| Platform | Errata | Release Date |
| Oracle Enterprise Linux version 3 (php) | ELSA-2010-0040 | 2010-01-13 |
| Oracle Enterprise Linux version 4 (php) | ELSA-2010-0040 | 2010-01-13 |
| Oracle Linux version 5 (php) | ELSA-2010-0040 | 2010-01-13 |
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