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Fencer Vulns
high 7.5

CVE-2007-1285 in the critical feed json

The Zend Engine in PHP 4.x before 4.4.7, and 5.x before 5.2.2, allows remote attackers to cause a denial of service (stack exhaustion and P…

published 2007-03-06 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-1282

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
18.8%
EPSS 18.8% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

The Zend Engine in PHP 4.x before 4.4.7, and 5.x before 5.2.2, allows remote attackers to cause a denial of service (stack exhaustion and PHP crash) via deeply nested arrays, which trigger deep recursion in the variable destruction routines.

Patch / fix

  • php php 4.4.7, 5.2.2
  • php RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6
  • php-gd RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6
  • php-cli RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6
  • php-dba RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6
  • php-pdo RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6
  • php-xml RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6
  • php-imap RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6
  • php-ldap RHEL 1 APPLICATION_STACK 5.1.6-3.el4s1.6

red hat advisories RHSA-2007:0162RHSA-2007:0155RHSA-2007:0163RHSA-2007:0154RHSA-2007:0082

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-2007-1285 updated

security flaw

  • Red Hat Application Stack v1 for Enterprise Linux AS (v.4) php 5.1.6-3.el4s1.6, php-gd 5.1.6-3.el4s1.6, php-cli 5.1.6-3.el4s1.6, php-dba 5.1.6-3.el4s1.6, php-pdo 5.1.6-3.el4s1.6, php-xml 5.1.6-3.el4s1.6, +12 more Red Hat Application Stack v1 for Enterprise Linux ES (v.4) php 5.1.6-3.el4s1.6, php-gd 5.1.6-3.el4s1.6, php-cli 5.1.6-3.el4s1.6, php-dba 5.1.6-3.el4s1.6, php-pdo 5.1.6-3.el4s1.6, php-xml 5.1.6-3.el4s1.6, +12 more
    fixed: vendor fix RHSA-2007:0162
  • Red Hat Desktop version 3 php 4.3.2-40.ent, php-imap 4.3.2-40.ent, php-ldap 4.3.2-40.ent, php-odbc 4.3.2-40.ent, php-mysql 4.3.2-40.ent, php-pgsql 4.3.2-40.ent
    fixed: vendor fix RHSA-2007:0155
  • Red Hat Enterprise Linux (v. 5 server) php 5.1.6-7.el5, php-gd 5.1.6-7.el5, php-cli 5.1.6-7.el5, php-dba 5.1.6-7.el5, php-pdo 5.1.6-7.el5, php-xml 5.1.6-7.el5, +12 more
    fixed: vendor fix RHSA-2007:0082
  • Red Hat Enterprise Linux AS (Advanced Server) version 2.1 php 4.1.2-2.17, php-imap 4.1.2-2.17, php-ldap 4.1.2-2.17, php-odbc 4.1.2-2.17, php-mysql 4.1.2-2.17, php-pgsql 4.1.2-2.17, +1 more
    fixed: vendor fix RHSA-2007:0154
  • Red Hat Enterprise Linux AS version 3 php 4.3.2-40.ent, php-imap 4.3.2-40.ent, php-ldap 4.3.2-40.ent, php-odbc 4.3.2-40.ent, php-mysql 4.3.2-40.ent, php-pgsql 4.3.2-40.ent Red Hat Enterprise Linux AS version 4 php 4.3.9-3.22.4, php-gd 4.3.9-3.22.4, php-imap 4.3.9-3.22.4, php-ldap 4.3.9-3.22.4, php-odbc 4.3.9-3.22.4, php-pear 4.3.9-3.22.4, +7 more Red Hat Enterprise Linux Desktop version 4 php 4.3.9-3.22.4, php-gd 4.3.9-3.22.4, php-imap 4.3.9-3.22.4, php-ldap 4.3.9-3.22.4, php-odbc 4.3.9-3.22.4, php-pear 4.3.9-3.22.4, +7 more
    fixed: vendor fix RHSA-2007:0155
  • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) php 5.1.6-7.el5, php-gd 5.1.6-7.el5, php-cli 5.1.6-7.el5, php-dba 5.1.6-7.el5, php-pdo 5.1.6-7.el5, php-xml 5.1.6-7.el5, +12 more
    fixed: vendor fix RHSA-2007:0082
  • Red Hat Enterprise Linux ES version 2.1 php 4.1.2-2.17, php-imap 4.1.2-2.17, php-ldap 4.1.2-2.17, php-odbc 4.1.2-2.17, php-mysql 4.1.2-2.17, php-pgsql 4.1.2-2.17, +1 more
    fixed: vendor fix RHSA-2007:0154
  • Red Hat Enterprise Linux ES version 3 php 4.3.2-40.ent, php-imap 4.3.2-40.ent, php-ldap 4.3.2-40.ent, php-odbc 4.3.2-40.ent, php-mysql 4.3.2-40.ent, php-pgsql 4.3.2-40.ent Red Hat Enterprise Linux ES version 4 php 4.3.9-3.22.4, php-gd 4.3.9-3.22.4, php-imap 4.3.9-3.22.4, php-ldap 4.3.9-3.22.4, php-odbc 4.3.9-3.22.4, php-pear 4.3.9-3.22.4, +7 more
    fixed: vendor fix RHSA-2007:0155
show 4 more
  • Red Hat Enterprise Linux WS version 2.1 php 4.1.2-2.17, php-imap 4.1.2-2.17, php-ldap 4.1.2-2.17, php-odbc 4.1.2-2.17, php-mysql 4.1.2-2.17, php-pgsql 4.1.2-2.17, +1 more
    fixed: vendor fix RHSA-2007:0154
  • Red Hat Enterprise Linux WS version 3 php 4.3.2-40.ent, php-imap 4.3.2-40.ent, php-ldap 4.3.2-40.ent, php-odbc 4.3.2-40.ent, php-mysql 4.3.2-40.ent, php-pgsql 4.3.2-40.ent Red Hat Enterprise Linux WS version 4 php 4.3.9-3.22.4, php-gd 4.3.9-3.22.4, php-imap 4.3.9-3.22.4, php-ldap 4.3.9-3.22.4, php-odbc 4.3.9-3.22.4, php-pear 4.3.9-3.22.4, +7 more
    fixed: vendor fix RHSA-2007:0155
  • Red Hat Linux Advanced Workstation 2.1 php 4.1.2-2.17, php-imap 4.1.2-2.17, php-ldap 4.1.2-2.17, php-odbc 4.1.2-2.17, php-mysql 4.1.2-2.17, php-pgsql 4.1.2-2.17, +1 more
    fixed: vendor fix RHSA-2007:0154
  • Red Hat Stronghold 4.0 for Red Hat Enterprise Linux AS (version 2.1) stronghold-php 4.1.2-15, stronghold-php-imap 4.1.2-15, stronghold-php-ldap 4.1.2-15, stronghold-php-odbc 4.1.2-15, stronghold-php-snmp 4.1.2-15, stronghold-php-mysql 4.1.2-15, +2 more
    fixed: vendor fix RHSA-2007:0163

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

Timeline

  1. First public exploit (EDB-29692)
  2. Published

Exploit prediction

18.83% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-29692 PHP 3/4/5 - ZendEngine Variable Destruction Remote Denial of Service dos, 2007-03-01
  • launchpad.net https://launchpad.net/bugs/173043 referenced PoC, tagged "exploit" by a source, unverified
  • php-security.org http://www.php-security.org/MOPB/MOPB-03-2007.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns 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.