medium6.4Public exploit code
CVE-2010-1128
The Linear Congruential Generator (LCG) in PHP before 5.2.13 does not provide the expected entropy, which makes it easier for context-dependent attackers to gu…
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- PHP 5.3.1 - LCG Entropy Security2010-02-26 · dos · php · Verified
Impact
The Linear Congruential Generator (LCG) in PHP before 5.2.13 does not provide the expected entropy, which makes it easier for context-dependent attackers to guess values that were intended to be unpredictable, as demonstrated by session cookies generated by using the uniqid function.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Php | Php | through 5.2.12 Versions 5.2.0, 5.2.1, 5.2.2, 5.2.3, 5.2.4 |
Weakness classification
References
- NVD record
- CVE.org record
- http://secunia.com/advisories/38708
- http://secunia.com/advisories/42410
- http://www.php.net/ChangeLog-5.php
- http://www.php.net/releases/5_2_13.php
- http://www.redhat.com/support/errata/RHSA-2010-0919.html
- http://www.securityfocus.com/bid/38430
- http://www.vupen.com/english/advisories/2010/0479
- http://www.vupen.com/english/advisories/2010/3081
- http://secunia.com/advisories/38708
- http://secunia.com/advisories/42410
- http://www.php.net/ChangeLog-5.php
- http://www.php.net/releases/5_2_13.php
- http://www.redhat.com/support/errata/RHSA-2010-0919.html
- http://www.securityfocus.com/bid/38430
- http://www.vupen.com/english/advisories/2010/0479
- http://www.vupen.com/english/advisories/2010/3081