rhsa-2002_129
Vulnerability from csaf_redhat
Published
2002-06-26 00:00
Modified
2024-11-21 22:23
Summary
Red Hat Security Advisory: php security update
Notes
Topic
PHP versions earlier than 4.1.0 contain a vulnerability that could allow
arbitrary commands to be executed.
[updated 22 Aug 2002]
The initial set of errata packages contained an incorrect set of
dependencies. This meant that a number of packages would need to be
installed before php that were not essential to the operation of php.
Updated errata packages are included with this advisory that have corrected
dependencies.
Details
PHP is an HTML-embedded scripting language commonly used with Apache. PHP
versions 4.0.5 through 4.1.0 in safe mode do not properly cleanse the 5th
parameter to the mail() function. This vulnerability allows local users and
possibly remote attackers to execute arbitrary commands via shell
metacharacters.
Red Hat Linux Advanced Server version 2.1 shipped with PHP 4.0.6.
The Common Vulnerabilities and Exposures project (cve.mitre.org) has
assigned the name CAN-2001-1246 to this issue.
All users of PHP should upgrade to these errata packages containing PHP
4.1.2, which is not vulnerable to this issue.
Note:
This PHP errata enforces memory limits on the size of the PHP process to
prevent a badly generated script from becoming a possible source for a
denial of service attack. The default process size is 8Mb though you can
adjust this as you deem necessary thought the php.ini directive
memory_limit. For example, to change the process memory limit to 4MB, add
the following:
memory_limit 4194304
Important Installation Note:
There are special instructions you should follow regarding your
/etc/php.ini configuration file in the "Solution" section below.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "PHP versions earlier than 4.1.0 contain a vulnerability that could allow\narbitrary commands to be executed.\n\n[updated 22 Aug 2002]\nThe initial set of errata packages contained an incorrect set of\ndependencies. This meant that a number of packages would need to be\ninstalled before php that were not essential to the operation of php. \nUpdated errata packages are included with this advisory that have corrected\ndependencies.", "title": "Topic" }, { "category": "general", "text": "PHP is an HTML-embedded scripting language commonly used with Apache. PHP\nversions 4.0.5 through 4.1.0 in safe mode do not properly cleanse the 5th\nparameter to the mail() function. This vulnerability allows local users and\npossibly remote attackers to execute arbitrary commands via shell\nmetacharacters.\n\nRed Hat Linux Advanced Server version 2.1 shipped with PHP 4.0.6.\n\nThe Common Vulnerabilities and Exposures project (cve.mitre.org) has\nassigned the name CAN-2001-1246 to this issue.\n \nAll users of PHP should upgrade to these errata packages containing PHP\n4.1.2, which is not vulnerable to this issue.\n\nNote:\n\nThis PHP errata enforces memory limits on the size of the PHP process to\nprevent a badly generated script from becoming a possible source for a\ndenial of service attack. The default process size is 8Mb though you can\nadjust this as you deem necessary thought the php.ini directive\nmemory_limit. For example, to change the process memory limit to 4MB, add\nthe following:\n\nmemory_limit 4194304\n\nImportant Installation Note:\n\nThere are special instructions you should follow regarding your\n/etc/php.ini configuration file in the \"Solution\" section below.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2002:129", "url": "https://access.redhat.com/errata/RHSA-2002:129" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2002/rhsa-2002_129.json" } ], "title": "Red Hat Security Advisory: php security update", "tracking": { "current_release_date": "2024-11-21T22:23:14+00:00", "generator": { "date": "2024-11-21T22:23:14+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.2.1" } }, "id": "RHSA-2002:129", "initial_release_date": "2002-06-26T00:00:00+00:00", "revision_history": [ { "date": "2002-06-26T00:00:00+00:00", "number": "1", "summary": "Initial version" }, { "date": "2002-06-26T00:00:00+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-21T22:23:14+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AS (Advanced Server) version 2.1 ", "product": { "name": "Red Hat Enterprise Linux AS (Advanced Server) version 2.1 ", "product_id": "Red Hat Enterprise Linux AS (Advanced Server) version 2.1 ", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:2.1::as" } } } ], "category": "product_family", "name": "Red Hat Advanced Server" } ], "category": "vendor", "name": "Red Hat" } ] }, "vulnerabilities": [ { "cve": "CVE-2001-1246", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "1616654" } ], "notes": [ { "category": "description", "text": "PHP 4.0.5 through 4.1.0 in safe mode does not properly cleanse the 5th parameter to the mail() function, which allows local users and possibly remote attackers to execute arbitrary commands via shell metacharacters.", "title": "Vulnerability description" }, { "category": "summary", "text": "security flaw", "title": "Vulnerability summary" } ], "product_status": { "fixed": [ "Red Hat Enterprise Linux AS (Advanced Server) version 2.1 " ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2001-1246" }, { "category": "external", "summary": "RHBZ#1616654", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1616654" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2001-1246", "url": "https://www.cve.org/CVERecord?id=CVE-2001-1246" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2001-1246", "url": "https://nvd.nist.gov/vuln/detail/CVE-2001-1246" } ], "release_date": "2001-06-30T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2002-06-26T00:00:00+00:00", "details": "Please Note:\n\nThe /etc/php.ini configuration file is not replaced or\noverwritten. You should carefully review your configuration file and adapt\nit to your server or service functions.\n\nBefore applying this update, make sure all previously released errata\nrelevant to your system have been applied.\n\nPlease note that this update is available via Red Hat Network. To use Red\nHat Network, launch the Red Hat Update Agent with the following command:\n\nup2date\n\nThis will start an interactive process that will result in the appropriate\nRPMs being upgraded on your system.", "product_ids": [ "Red Hat Enterprise Linux AS (Advanced Server) version 2.1 " ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2002:129" } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "security flaw" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.