Vulnerability Name:

CVE-2007-2844 (CCN-34601)

Assigned:2007-05-19
Published:2007-05-19
Updated:2018-10-30
Summary:PHP 4.x and 5.x before 5.2.1, when running on multi-threaded systems, does not ensure thread safety for libc crypt function calls using protection schemes such as a mutex, which creates race conditions that allow remote attackers to overwrite internal program memory and gain system access.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
6.9 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
5.5 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Bypass Security
References:Source: CCN
Type: PHP Security Blog, Saturday, May 19. 2007
Suhosin 0.9.20 and crypt() Thread Safety Vulnerability

Source: MISC
Type: UNKNOWN
http://blog.php-security.org/archives/82-Suhosin-0.9.20-and-crypt-Thread-Safety-Vulnerability.html

Source: MITRE
Type: CNA
CVE-2007-2844

Source: OSVDB
Type: UNKNOWN
36088

Source: CCN
Type: SA25434
PHP crypt() Race Condition Vulnerability

Source: SECUNIA
Type: UNKNOWN
25434

Source: CCN
Type: OSVDB ID: 36088
PHP crypt() Thread Safety Race Condition Remote Privilege Escalation

Source: CCN
Type: PHP Web site
PHP: Hypertext Preprocessor

Source: BID
Type: UNKNOWN
24109

Source: CCN
Type: BID-24109
PHP Crypt Function Authentication Bypass Vulnerability

Source: XF
Type: UNKNOWN
php-crypt-authentication-bypass(34601)

Source: XF
Type: UNKNOWN
php-crypt-authentication-bypass(34601)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:php:php:4.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0:beta1:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0:beta2:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0:beta3:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0:beta4:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0:beta_4_patch1:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.1:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.1:patch1:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.1:patch2:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.2:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.3:patch1:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.4:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.4:patch1:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.5:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.6:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.7:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.7:rc1:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.7:rc2:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.0.7:rc3:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.1.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.1.2:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.2.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.2.1:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.2.2:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.2.3:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.1:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.2:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.3:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.4:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.5:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.6:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.7:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.8:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.9:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.10:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.3.11:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.4.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.4.1:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.4.2:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.4.3:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.4.4:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.4.5:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:4.4.6:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0:rc3:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta1:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta2:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta3:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta4:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:rc3:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.1:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.2:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.3:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.4:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.5:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.2:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.3:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.4:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.5:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.6:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.2.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:php:php:5.0.3:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.4:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.5:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.2:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.4:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.2:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.6:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.2.1:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta1:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta2:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta3:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:beta4:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.0:rc3:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.0.1:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.0:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.3:*:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.1.5:-:*:*:*:*:*:*
  • OR cpe:/a:php:php:5.2.2:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    php php 4.0
    php php 4.0 beta1
    php php 4.0 beta2
    php php 4.0 beta3
    php php 4.0 beta4
    php php 4.0 beta_4_patch1
    php php 4.0 rc1
    php php 4.0 rc2
    php php 4.0.0
    php php 4.0.1
    php php 4.0.1 patch1
    php php 4.0.1 patch2
    php php 4.0.2
    php php 4.0.3
    php php 4.0.3 patch1
    php php 4.0.4
    php php 4.0.4 patch1
    php php 4.0.5
    php php 4.0.6
    php php 4.0.7
    php php 4.0.7 rc1
    php php 4.0.7 rc2
    php php 4.0.7 rc3
    php php 4.1.0
    php php 4.1.1
    php php 4.1.2
    php php 4.2.0
    php php 4.2.1
    php php 4.2.2
    php php 4.2.3
    php php 4.3.0
    php php 4.3.1
    php php 4.3.2
    php php 4.3.3
    php php 4.3.4
    php php 4.3.5
    php php 4.3.6
    php php 4.3.7
    php php 4.3.8
    php php 4.3.9
    php php 4.3.10
    php php 4.3.11
    php php 4.4.0
    php php 4.4.1
    php php 4.4.2
    php php 4.4.3
    php php 4.4.4
    php php 4.4.5
    php php 4.4.6
    php php 5.0 rc1
    php php 5.0 rc2
    php php 5.0 rc3
    php php 5.0.0
    php php 5.0.0 beta1
    php php 5.0.0 beta2
    php php 5.0.0 beta3
    php php 5.0.0 beta4
    php php 5.0.0 rc1
    php php 5.0.0 rc2
    php php 5.0.0 rc3
    php php 5.0.1
    php php 5.0.2
    php php 5.0.3
    php php 5.0.4
    php php 5.0.5
    php php 5.1.0
    php php 5.1.1
    php php 5.1.2
    php php 5.1.3
    php php 5.1.4
    php php 5.1.5
    php php 5.1.6
    php php 5.2.0
    php php 5.0.3
    php php 5.0.4
    php php 5.0.0
    php php 5.0.5
    php php 5.1.1
    php php 5.1.2
    php php 5.1.4
    php php 5.0.2
    php php 5.1.6
    php php 5.2.0
    php php 5.2.1
    php php 5.0.0 beta1
    php php 5.0.0 beta2
    php php 5.0.0 beta3
    php php 5.0.0 beta4
    php php 5.0.0 rc1
    php php 5.0.0 rc2
    php php 5.0.0 rc3
    php php 5.0.1
    php php 5.1.0
    php php 5.1.3
    php php 5.1.5
    php php 5.2.2