CVE-2014-8142

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.36, 5.5.x before 5.5.20, and 5.6.x…

published December 20, 2014

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.0th percentile for exploit probability.

CVSS
—
EPSS
53%
Percentile
99.0
In the wild
Unconfirmed
What it is

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.36, 5.5.x before 5.5.20, and 5.6.x before 5.6.4 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages improper handling of duplicate keys within the serialized properties of an object, a different vulnerability than CVE-2004-1019.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.53166 · 99.0th percentile
Published
2014-12-20T11:00Z
EPSS history
Timeline
  • 20 DEC 11:00Z
    Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.36, 5.5.x before 5.5.20, and 5.6.x…
    cvelistv5