CVE-2016-4344
CRITICAL
9.8
CVSS Score
Published: May 22, 2016 at 01:00 AM UTC
Updated: June 17, 2026 at 12:47 AM UTC
1 product affected across 1 vendorPHP
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Severity
CRITICAL9.8
Exploit prediction
EPSS 5%
Description
Integer overflow in the xml_utf8_encode function in ext/xml/xml.c in PHP before 7.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a long argument to the utf8_encode function, leading to a heap-based buffer overflow.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
x_refsource_CONFIRMx_refsource_MISCRelease NotesVendor Advisory
Source: [email protected]
http://php.net/ChangeLog-7.phpMailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2016/04/28/2x_refsource_CONFIRMExploitIssue TrackingPatchVendor Advisory
Source: [email protected]
https://bugs.php.net/bug.php?id=71637CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-190
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