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Fencer Vulns
medium 5.0

CVE-2003-1303 json

Buffer overflow in the imap_fetch_overview function in the IMAP functionality (php_imap.c) in PHP before 4.3.3 allows remote attackers to c…

published 2003-12-31 22 y ago modified 2026-06-16 4 mo ago also EUVD-2003-1293

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.1%
EPSS 12.1% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

Buffer overflow in the imap_fetch_overview function in the IMAP functionality (php_imap.c) in PHP before 4.3.3 allows remote attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a long e-mail address in a (1) To or (2) From header.

Patch / fix

  • php RHEL 3 4.3.2-30.ent
  • php RHEL 4 4.3.9-3.12
  • php-gd RHEL 4 4.3.9-3.12
  • php-imap RHEL 3 4.3.2-30.ent
  • php-imap RHEL 4 4.3.9-3.12
  • php-ldap RHEL 3 4.3.2-30.ent
  • php-ldap RHEL 4 4.3.9-3.12
  • php-odbc RHEL 3 4.3.2-30.ent

red hat advisories RHSA-2006:0276

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-2003-1303 updated

security flaw

  • Red Hat Desktop version 3 php 4.3.2-30.ent, php-imap 4.3.2-30.ent, php-ldap 4.3.2-30.ent, php-odbc 4.3.2-30.ent, php-mysql 4.3.2-30.ent, php-pgsql 4.3.2-30.ent Red Hat Enterprise Linux AS version 3 php 4.3.2-30.ent, php-imap 4.3.2-30.ent, php-ldap 4.3.2-30.ent, php-odbc 4.3.2-30.ent, php-mysql 4.3.2-30.ent, php-pgsql 4.3.2-30.ent Red Hat Enterprise Linux AS version 4 php 4.3.9-3.12, php-gd 4.3.9-3.12, php-imap 4.3.9-3.12, php-ldap 4.3.9-3.12, php-odbc 4.3.9-3.12, php-pear 4.3.9-3.12, +7 more Red Hat Enterprise Linux Desktop version 4 php 4.3.9-3.12, php-gd 4.3.9-3.12, php-imap 4.3.9-3.12, php-ldap 4.3.9-3.12, php-odbc 4.3.9-3.12, php-pear 4.3.9-3.12, +7 more
    fixed: vendor fix RHSA-2006:0276
  • Red Hat Enterprise Linux ES version 2.1
    fixed: vendor fix RHSA-2006:0501
  • Red Hat Enterprise Linux ES version 3 php 4.3.2-30.ent, php-imap 4.3.2-30.ent, php-ldap 4.3.2-30.ent, php-odbc 4.3.2-30.ent, php-mysql 4.3.2-30.ent, php-pgsql 4.3.2-30.ent Red Hat Enterprise Linux ES version 4 php 4.3.9-3.12, php-gd 4.3.9-3.12, php-imap 4.3.9-3.12, php-ldap 4.3.9-3.12, php-odbc 4.3.9-3.12, php-pear 4.3.9-3.12, +7 more
    fixed: vendor fix RHSA-2006:0276
  • Red Hat Enterprise Linux WS version 2.1
    fixed: vendor fix RHSA-2006:0501
  • Red Hat Enterprise Linux WS version 3 php 4.3.2-30.ent, php-imap 4.3.2-30.ent, php-ldap 4.3.2-30.ent, php-odbc 4.3.2-30.ent, php-mysql 4.3.2-30.ent, php-pgsql 4.3.2-30.ent Red Hat Enterprise Linux WS version 4 php 4.3.9-3.12, php-gd 4.3.9-3.12, php-imap 4.3.9-3.12, php-ldap 4.3.9-3.12, php-odbc 4.3.9-3.12, php-pear 4.3.9-3.12, +7 more
    fixed: vendor fix RHSA-2006:0276
  • Red Hat Linux Advanced Workstation 2.1
    fixed: vendor fix RHSA-2006:0501

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

12.12% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.php.net http://bugs.php.net/bug.php?id=24150 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:N/A:P

Classification

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.