CVE-2010-1128

Summary

CVECVE-2010-1128
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2010-03-26 20:30:00 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 6.4 from [email protected]

AV:N/AC:L/Au:N/C:P/I:P/A:N

Problem Types: CWE-310 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None

AV:N/AC:L/Au:N/C:P/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Php Php 5.2.0 All All All
Application Php Php 5.2.1 All All All
Application Php Php 5.2.10 All All All
Application Php Php 5.2.11 All All All
Application Php Php 5.2.2 All All All
Application Php Php 5.2.3 All All All
Application Php Php 5.2.4 All All All
Application Php Php 5.2.5 All All All
Application Php Php 5.2.6 All All All
Application Php Php 5.2.7 All All All
Application Php Php 5.2.8 All All All
Application Php Php 5.2.9 All All All
Application Php Php All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
PHP: PHP 5 ChangeLog af854a3a-2127-422b-91ae-364da2661108 www.php.net
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Red Hat update for php - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
PHP LCG Entropy Security Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Exploit
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Patch, Vendor Advisory
PHP Two Security Bypass Vulnerabilities - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
PHP: PHP 5.2.13 Release Announcement af854a3a-2127-422b-91ae-364da2661108 www.php.net Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2010-04-14Joshua BressersRed Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=577582 The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw. More information regarding issue severity can be found here: http://www.redhat.com/security/updates/classification/

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