// For flags

CVE-2015-2787

php: use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re

Severity Score

7.5
*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages use of the unset function within an __wakeup function, a related issue to CVE-2015-0231.

Vulnerabilidad de uso después de liberación en la función process_nested_data en ext/standard/var_unserializer.re en PHP anterior a 5.4.39, 5.5.x anterior a 5.5.23, y 5.6.x anterior a 5.6.7 permite a atacantes remotos ejecutar código arbitrario a través de una llamada no serializada manipulada que aprovecha el uso de la función unset dentro de una función __wakeup, un problema relacionado con CVE-2015-0231.

A flaws was discovered in the way PHP performed object unserialization. Specially crafted input processed by the unserialize() function could cause a PHP application to crash or, possibly, execute arbitrary code.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2015-03-29 CVE Reserved
  • 2015-03-30 CVE Published
  • 2024-08-06 CVE Updated
  • 2024-08-06 First Exploit
  • 2024-09-23 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-416: Use After Free
CAPEC
References (23)
URL Date SRC
https://bugs.php.net/bug.php?id=68976 2024-08-06
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
<= 5.4.38
Search vendor "Php" for product "Php" and version " <= 5.4.38"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
alpha1
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
alpha2
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
alpha3
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
alpha4
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
alpha5
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
alpha6
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
beta1
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
beta2
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
beta3
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
beta4
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
rc1
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.0
Search vendor "Php" for product "Php" and version "5.5.0"
rc2
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.1
Search vendor "Php" for product "Php" and version "5.5.1"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.2
Search vendor "Php" for product "Php" and version "5.5.2"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.3
Search vendor "Php" for product "Php" and version "5.5.3"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.4
Search vendor "Php" for product "Php" and version "5.5.4"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.5
Search vendor "Php" for product "Php" and version "5.5.5"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.6
Search vendor "Php" for product "Php" and version "5.5.6"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.7
Search vendor "Php" for product "Php" and version "5.5.7"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.8
Search vendor "Php" for product "Php" and version "5.5.8"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.9
Search vendor "Php" for product "Php" and version "5.5.9"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.10
Search vendor "Php" for product "Php" and version "5.5.10"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.11
Search vendor "Php" for product "Php" and version "5.5.11"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.12
Search vendor "Php" for product "Php" and version "5.5.12"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.13
Search vendor "Php" for product "Php" and version "5.5.13"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.14
Search vendor "Php" for product "Php" and version "5.5.14"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.15
Search vendor "Php" for product "Php" and version "5.5.15"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.16
Search vendor "Php" for product "Php" and version "5.5.16"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.17
Search vendor "Php" for product "Php" and version "5.5.17"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.18
Search vendor "Php" for product "Php" and version "5.5.18"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.19
Search vendor "Php" for product "Php" and version "5.5.19"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.20
Search vendor "Php" for product "Php" and version "5.5.20"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.21
Search vendor "Php" for product "Php" and version "5.5.21"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.5.22
Search vendor "Php" for product "Php" and version "5.5.22"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
alpha1
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
alpha2
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
alpha3
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
alpha4
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
alpha5
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
beta1
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
beta2
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
beta3
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.0
Search vendor "Php" for product "Php" and version "5.6.0"
beta4
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.1
Search vendor "Php" for product "Php" and version "5.6.1"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.2
Search vendor "Php" for product "Php" and version "5.6.2"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.3
Search vendor "Php" for product "Php" and version "5.6.3"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.4
Search vendor "Php" for product "Php" and version "5.6.4"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.5
Search vendor "Php" for product "Php" and version "5.6.5"
-
Affected
Php
Search vendor "Php"
Php
Search vendor "Php" for product "Php"
5.6.6
Search vendor "Php" for product "Php" and version "5.6.6"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
<= 10.6.8
Search vendor "Apple" for product "Mac Os X" and version " <= 10.6.8"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.9.5
Search vendor "Apple" for product "Mac Os X" and version "10.9.5"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.10.0
Search vendor "Apple" for product "Mac Os X" and version "10.10.0"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.10.1
Search vendor "Apple" for product "Mac Os X" and version "10.10.1"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.10.2
Search vendor "Apple" for product "Mac Os X" and version "10.10.2"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.10.3
Search vendor "Apple" for product "Mac Os X" and version "10.10.3"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.10.4
Search vendor "Apple" for product "Mac Os X" and version "10.10.4"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Desktop
Search vendor "Redhat" for product "Enterprise Linux Desktop"
7.0
Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Hpc Node
Search vendor "Redhat" for product "Enterprise Linux Hpc Node"
7.0
Search vendor "Redhat" for product "Enterprise Linux Hpc Node" and version "7.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Hpc Node Eus
Search vendor "Redhat" for product "Enterprise Linux Hpc Node Eus"
7.1
Search vendor "Redhat" for product "Enterprise Linux Hpc Node Eus" and version "7.1"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Server
Search vendor "Redhat" for product "Enterprise Linux Server"
7.0
Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Server Eus
Search vendor "Redhat" for product "Enterprise Linux Server Eus"
7.1
Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.1"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Workstation
Search vendor "Redhat" for product "Enterprise Linux Workstation"
7.0
Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"
-
Affected
Opensuse
Search vendor "Opensuse"
Opensuse
Search vendor "Opensuse" for product "Opensuse"
13.1
Search vendor "Opensuse" for product "Opensuse" and version "13.1"
-
Affected
Opensuse
Search vendor "Opensuse"
Opensuse
Search vendor "Opensuse" for product "Opensuse"
13.2
Search vendor "Opensuse" for product "Opensuse" and version "13.2"
-
Affected