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Servers and applications

CVE-2010-1914

The Zend Engine in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allows context-dependent attackers to obtain sensitive information by interrupting the handler for the (1) ZEND_BW_XOR opcode (shift_left_function), (2) ZEND_SL opcode (bitwise_xor_function), or (3) ZEND_SR opcode (shift_right_function), related to the convert_to_long_base function.

Severity
Medium 5.0
Published
12 May 2010
Last changed
16 Jun 2026
Added to UpHeron
14 Oct 2026
Exploit chance
1.4% in the next 30 daysHigher than 73% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Information exposure (CWE-200)
Attack
Over the network · No login needed
Attacker can
Read some data
CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Sources
NVD

Affected software

SoftwareAffected versions
PHPServers and applications · cpe:a:php:php
  • Version 5.3.2
  • Version 5.3.1
  • Version 5.3.0
  • Version 5.2.12
All 16 release lines
  • Version 5.2.0
  • Version 5.2.1
  • Version 5.2.2
  • Version 5.2.3
  • Version 5.2.4
  • Version 5.2.5
  • Version 5.2.6
  • Version 5.2.7
  • Version 5.2.8
  • Version 5.2.9
  • Version 5.2.10
  • Version 5.2.11
  • Version 5.2.12
  • Version 5.3.0
  • Version 5.3.1
  • Version 5.3.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2010-1914
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2010-1914