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Fencer Intel
medium 5.0

CVE-2010-3065 json

The default session serializer in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 does not properly handle the PS_UNDEF_MARKER marker, which a…

published 16y ago modified 4mo ago also EUVD-2010-3067

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.5%
EPSS 2.5% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

The default session serializer in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 does not properly handle the PS_UNDEF_MARKER marker, which allows context-dependent attackers to modify arbitrary session variables via a crafted session variable name.

Patch / fix

  • php RHEL 4 4.3.9-3.31
  • php RHEL 5 5.1.6-27.el5_5.3
  • php-gd RHEL 4 4.3.9-3.31
  • php-gd RHEL 5 5.1.6-27.el5_5.3
  • php-cli RHEL 5 5.1.6-27.el5_5.3
  • php-dba RHEL 5 5.1.6-27.el5_5.3
  • php-pdo RHEL 5 5.1.6-27.el5_5.3
  • php-xml RHEL 5 5.1.6-27.el5_5.3

red hat advisories RHSA-2010:0919

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-3065 updated cvss 4.3

php: session serializer session data injection vulnerability (MOPS-2010-060)

  • Red Hat Enterprise Linux (v. 5 server) php 5.1.6-27.el5_5.3, php-gd 5.1.6-27.el5_5.3, php-cli 5.1.6-27.el5_5.3, php-dba 5.1.6-27.el5_5.3, php-pdo 5.1.6-27.el5_5.3, php-xml 5.1.6-27.el5_5.3, +12 more Red Hat Enterprise Linux AS version 4 php 4.3.9-3.31, php-gd 4.3.9-3.31, php-imap 4.3.9-3.31, php-ldap 4.3.9-3.31, php-odbc 4.3.9-3.31, php-pear 4.3.9-3.31, +7 more Red Hat Enterprise Linux Desktop version 4 php 4.3.9-3.31, php-gd 4.3.9-3.31, php-imap 4.3.9-3.31, php-ldap 4.3.9-3.31, php-odbc 4.3.9-3.31, php-pear 4.3.9-3.31, +7 more Red Hat Enterprise Linux Desktop Workstation (v. 5 client) php 5.1.6-27.el5_5.3, php-gd 5.1.6-27.el5_5.3, php-cli 5.1.6-27.el5_5.3, php-dba 5.1.6-27.el5_5.3, php-pdo 5.1.6-27.el5_5.3, php-xml 5.1.6-27.el5_5.3, +12 more Red Hat Enterprise Linux ES version 4 php 4.3.9-3.31, php-gd 4.3.9-3.31, php-imap 4.3.9-3.31, php-ldap 4.3.9-3.31, php-odbc 4.3.9-3.31, php-pear 4.3.9-3.31, +7 more Red Hat Enterprise Linux WS version 4 php 4.3.9-3.31, php-gd 4.3.9-3.31, php-imap 4.3.9-3.31, php-ldap 4.3.9-3.31, php-odbc 4.3.9-3.31, php-pear 4.3.9-3.31, +7 more
    fixed: vendor fix RHSA-2010:0919
  • Red Hat Enterprise Linux 6 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +20 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.45% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • php-security.org http://php-security.org/2010/05/31/mops-2010-060-php-session-serializer-session-data-injection-vulnerability/index.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.