CVE-2011-4718
Session fixation vulnerability in the Sessions subsystem in PHP before 5.5.2 allows remote...
Session fixation vulnerability in the Sessions subsystem in PHP before 5.5.2 allows remote attackers to hijack web sessions by specifying a session ID.
Exploit likelihood
What each source reports
NVD Score used
6.8
Session fixation vulnerability in the Sessions subsystem in PHP before 5.5.2 allows remote attackers to hijack web sessions by specifying a session ID.
- Record
CVE-2011-4718- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
Session fixation vulnerability in the Sessions subsystem in PHP before 5.5.2 allows remote attackers to hijack web sessions by specifying a session ID.
- Record
CVE-2011-4718- Updated
- 2026-11-02
EUVDEUVD-2011-4636 No score
Session fixation vulnerability in the Sessions subsystem in PHP before 5.5.2 allows remote attackers to hijack web sessions by specifying a session ID.
- Record
EUVD-2011-4636- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-36c7-4qpg-3rf4 No score
Session fixation vulnerability in the Sessions subsystem in PHP before 5.5.2 allows remote...
Session fixation vulnerability in the Sessions subsystem in PHP before 5.5.2 allows remote attackers to hijack web sessions by specifying a session ID.
- Record
GHSA-36c7-4qpg-3rf4- Updated
- 2026-11-02
OSVBELL-CVE-2011-4718
6.8
CVE-2011-4718 does not affect BellSoft software
- Record
BELL-CVE-2011-4718- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
OSVCLSA-2020-1605798462 No score
Fix of 227 CVE
- Fix bug #69720: Null pointer dereference in phar_get_fp_offset()
- Fix bug #70728: Type Confusion Vulnerability in PHP_to_XMLRPC_worker()
- Fix bug #70661: Use After Free Vulnerability in WDDX Packet Deserialization
- Fix bug #70741: Session WDDX Packet Deserialization Type Confusion Vulnerability
- Fix bug #71459: Integer overflow in iptcembed()
- Fix bug #71039: exec functions ignore length but look for NULL termination
- Fix bug #71354: Heap corruption in tar/zip/phar parser.
- Fix bug #71391: NULL Pointer Dereference in phar_tar_setupmetadata()
- Fix bug #71323: Output of stream_get_meta_data can be falsified by its input
- Fix bug #71498: Out-of-Bound Read in phar_parse_zipfile()
- Fix bug #71587: Use-After-Free / Double-Free in WDDX Deserialize
- Fix bug #71860: Invalid memory write in phar on filename with \0 in name
- Fix bug #71798: Integer Overflow in php_raw_url_encode
- Fix bug #72837: integer overflow in bzdecompress caused heap corruption
- Fix bug #72681: PHP Session Data Injection Vulnerability
- Fix bug #72807: integer overflow in curl_escape caused heap corruption
- Fix bug #72838: Integer overflow lead to heap corruption in sql_regcase
- Fix bug #72697: select_colors write out-of-bounds
- Fix bug #72730: imagegammacorrect allows arbitrary write access
- Fix bug #72836: integer overflow in base64_decode caused heap corruption
- Fix bug #72848: integer overflow in quoted_printable_encode caused heap corruption
- Fix bug #72849: integer overflow in urlencode caused heap corruption
- Fix bug #72850: integer overflow in php_uuencode caused heap corruption
- Fix bug #72771: ftps:// wrapper is vulnerable to protocol downgrade attack
- Fix bug #72749: wddx_deserialize allows illegal memory access
- Fix bug #72750: wddx_deserialize null dereference
- Fix bug #72790: wddx_deserialize null dereference with invalid xml
- Fix bug #72799: wddx_deserialize null dereference in php_wddx_pop_element
- Fix bug #73189: Memcpy negative size parameter php_resolve_path
- Fix bug #73150: missing NULL check in dom_document_save_html
- Fix bug #73284: heap overflow in php_ereg_replace function
- Fix bug #73218: stack-buffer-overflow through "ResourceBundle" methods
- Fix bug #73208: integer overflow in imap_8bit caused heap corruption
- Fix bug #73082: string length overflow in mb_encode_* function
- Fix bug #73174: heap overflow in php_pcre_replace_impl
- Fix bug #73276: crash in openssl_random_pseudo_bytes function
- Fix bug #73275: crash in openssl_encrypt function
- Fix bug #73017: memory corruption in wordwrap function
- Fix bug #73240: Write out of bounds at number_format
- Fix bug #73073: CachingIterator null dereference when convert to string
- Fix bug #73293: NULL pointer dereference in SimpleXMLElement::asXML()
- Fix bug #73356: crash in bzcompress function
- Fix bug #72696: imagefilltoborder stackoverflow on truecolor images
- Fix bug #73418: Integer Overflow in "_php_imap_mail" leads Heap Overflow
- Fix bug #73144: Use-after-free in ArrayObject Deserialization
- Fix bug #73192: parse_url return wrong hostname
- Fix bug #73331: NULL Pointer Dereference in WDDX Packet Deserialization with PDORow
- Fix bug #73452: Segfault (Regression for #69152)
- Fix bug #73631: Invalid read when wddx decodes empty boolean element
- Fix bug #67587: Redirection loop on nginx with FPM
- Fix bug #71465: PHAR doesn't know about litespeed
- Fix bug #73737: FPE when parsing a tag format
- Fix bug #73868: Fix DOS vulnerability in gdImageCreateFromGd2Ctx()
- Fix bug #73869: Signed Integer Overflow gd_io.c
- Fix bug #73773: Seg fault when loading hostile phar
- Fix bug #70436: Use After Free Vulnerability in unserialize()
- Fix bug #74603: PHP INI Parsing Stack Buffer Overflow Vulnerability
- Fix bug #72535: arcfour encryption stream filter crashes php
- Fix bug #72434: ZipArchive class Use After Free Vulnerability in PHP's GC algorithm and unseria
- Fix bug #72455: Heap Overflow due to integer overflows
- Fix bug #74782:…
- Record
CLSA-2020-1605798462- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10290-1 No score
apache2-mod_php7-7.0.14-1.4 on GA media
These are all security issues fixed in the apache2-mod_php7-7.0.14-1.4 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10290-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10344-1 No score
apache2-mod_php5-5.6.28-1.1 on GA media
These are all security issues fixed in the apache2-mod_php5-5.6.28-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10344-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
phpTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-bcmathTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-cliTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-commonTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-dbaTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-develTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-embeddedTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-enchantTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-fpmTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-gdTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
Show 19 moreShow less
| Package | Affected | Fixed |
|---|---|---|
php-imapTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-intlTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-ldapTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-mbstringTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-mysqlTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-odbcTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-pdoTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-pgsqlTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-processTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-pspellTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-recodeTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-snmpTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-soapTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-tidyTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-xmlTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-xmlrpcTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php-ztsTuxCare:CentOS:6 From an advisory covering 70 CVEs |
before 5.3.3-51.el6.cloudlinux | 5.3.3-51.el6.cloudlinux |
php7openSUSE:Tumbleweed From an advisory covering 70 CVEs |
before 7.0.14-1.4 | 7.0.14-1.4 |
php5openSUSE:Tumbleweed From an advisory covering 71 CVEs |
before 5.6.28-1.1 | 5.6.28-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-4718 is a medium vulnerability (CVSS 6.8) in Php, published August 13, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.62%, the 89th percentile. No source names a fixed version.
References
git.php.net?p=php-src.git%3Ba=commit%3Bh=25e8fcc88fa20dc9d4c47184471003f436927cde
wiki.php.net/rfc/strict_sessions
bugs.php.net/bug.php?id=60491
git.php.net?p=php-src.git%3Ba=commit%3Bh=169b78eb79b0e080b67f9798708eb3771c6d0b2f
nvd.nist.gov/vuln/detail/CVE-2011-4718
git.php.net?p=php-src.git;a=commit;h=169b78eb79b0e080b67f9798708eb3771c6d0b2f
Show 75 moreShow less
git.php.net?p=php-src.git;a=commit;h=25e8fcc88fa20dc9d4c47184471003f436927cde
github.com/advisories/GHSA-36c7-4qpg-3rf4
docs.bell-sw.com/security/cves/CVE-2011-4718
errata.cloudlinux.com/els6/CLSA-2020-1605798462.html
suse.com/security/cve/CVE-2006-7243
suse.com/security/cve/CVE-2010-2225
suse.com/security/cve/CVE-2010-2950
suse.com/security/cve/CVE-2010-3436
suse.com/security/cve/CVE-2010-3709
suse.com/security/cve/CVE-2010-3710
suse.com/security/cve/CVE-2010-4150
suse.com/security/cve/CVE-2010-4645
suse.com/security/cve/CVE-2011-0420
suse.com/security/cve/CVE-2011-0421
suse.com/security/cve/CVE-2011-0708
suse.com/security/cve/CVE-2011-1092
suse.com/security/cve/CVE-2011-1153
suse.com/security/cve/CVE-2011-1466
suse.com/security/cve/CVE-2011-2202
suse.com/security/cve/CVE-2011-3379
suse.com/security/cve/CVE-2011-4153
suse.com/security/cve/CVE-2011-4566
suse.com/security/cve/CVE-2011-4718
suse.com/security/cve/CVE-2011-4885
suse.com/security/cve/CVE-2012-0830
suse.com/security/cve/CVE-2012-1823
suse.com/security/cve/CVE-2012-2311
suse.com/security/cve/CVE-2012-2335
suse.com/security/cve/CVE-2012-2336
suse.com/security/cve/CVE-2012-2688
suse.com/security/cve/CVE-2012-3365
suse.com/security/cve/CVE-2013-1635
suse.com/security/cve/CVE-2013-1643
suse.com/security/cve/CVE-2013-1824
suse.com/security/cve/CVE-2013-4113
suse.com/security/cve/CVE-2013-4248
suse.com/security/cve/CVE-2013-6420
suse.com/security/cve/CVE-2013-6712
suse.com/security/cve/CVE-2013-7327
suse.com/security/cve/CVE-2013-7345
suse.com/security/cve/CVE-2014-0185
suse.com/security/cve/CVE-2014-0237
suse.com/security/cve/CVE-2014-0238
suse.com/security/cve/CVE-2014-1943
suse.com/security/cve/CVE-2014-2270
suse.com/security/cve/CVE-2014-2497
suse.com/security/cve/CVE-2014-3538
suse.com/security/cve/CVE-2014-3587
suse.com/security/cve/CVE-2014-3597
suse.com/security/cve/CVE-2014-3622
suse.com/security/cve/CVE-2014-3668
suse.com/security/cve/CVE-2014-3669
suse.com/security/cve/CVE-2014-3670
suse.com/security/cve/CVE-2014-4049
suse.com/security/cve/CVE-2014-4670
suse.com/security/cve/CVE-2014-4698
suse.com/security/cve/CVE-2014-5120
suse.com/security/cve/CVE-2014-5459
suse.com/security/cve/CVE-2014-9426
suse.com/security/cve/CVE-2014-9427
suse.com/security/cve/CVE-2015-0231
suse.com/security/cve/CVE-2015-0232
suse.com/security/cve/CVE-2015-0235
suse.com/security/cve/CVE-2015-0273
suse.com/security/cve/CVE-2015-1351
suse.com/security/cve/CVE-2015-1352
suse.com/security/cve/CVE-2015-2305
suse.com/security/cve/CVE-2015-2325
suse.com/security/cve/CVE-2015-2326
suse.com/security/cve/CVE-2015-2331
suse.com/security/cve/CVE-2015-3152
suse.com/security/cve/CVE-2015-3414
suse.com/security/cve/CVE-2015-3415
suse.com/security/cve/CVE-2015-3416
suse.com/security/cve/CVE-2015-4024
Left out here: the rest of 1 source description. The JSON record has them.