20 March 2018
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.0796 PHP vulnerabilities 20 March 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: php5 php7.0 php7.1 Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Cross-site Scripting -- Remote with User Interaction Provide Misleading Information -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-7584 CVE-2018-5712 CVE-2016-10712 Reference: ESB-2018.0433 Original Bulletin: http://www.ubuntu.com/usn/usn-3600-1 Comment: This advisory references vulnerabilities in products which run on platforms other than Ubuntu. It is recommended that administrators running libapache2-mod-php7.1 check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-3600-1: PHP vulnerabilities 19 March 2018 php5, php7.0, php7.1 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Several security issues were fixed in PHP. Software Description php7.1 - HTML-embedded scripting language interpreter php7.0 - HTML-embedded scripting language interpreter php5 - HTML-embedded scripting language interpreter Details It was discovered that PHP incorrectly handled certain stream metadata. A remote attacker could possibly use this issue to set arbitrary metadata. This issue only affected Ubuntu 14.04 LTS. (CVE-2016-10712) It was discovered that PHP incorrectly handled the PHAR 404 error page. A remote attacker could possibly use this issue to conduct cross-site scripting (XSS) attacks. This issue only affected Ubuntu 16.04 LTS and Ubuntu 17.10. (CVE-2018-5712) It was discovered that PHP incorrectly handled parsing certain HTTP responses. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2018-7584) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10 libapache2-mod-php7.1 - 7.1.15-0ubuntu0.17.10.1 php7.1-cgi - 7.1.15-0ubuntu0.17.10.1 php7.1-cli - 7.1.15-0ubuntu0.17.10.1 php7.1-fpm - 7.1.15-0ubuntu0.17.10.1 Ubuntu 16.04 LTS libapache2-mod-php7.0 - 7.0.28-0ubuntu0.16.04.1 php7.0-cgi - 7.0.28-0ubuntu0.16.04.1 php7.0-cli - 7.0.28-0ubuntu0.16.04.1 php7.0-fpm - 7.0.28-0ubuntu0.16.04.1 Ubuntu 14.04 LTS libapache2-mod-php5 - 5.5.9+dfsg-1ubuntu4.24 php5-cgi - 5.5.9+dfsg-1ubuntu4.24 php5-cli - 5.5.9+dfsg-1ubuntu4.24 php5-fpm - 5.5.9+dfsg-1ubuntu4.24 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In Ubuntu 16.04 LTS and Ubuntu 17.10, this update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes. References CVE-2016-10712 CVE-2018-5712 CVE-2018-7584 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to email@example.com and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. 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Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: firstname.lastname@example.org Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBWrB4bYx+lLeg9Ub1AQgTDA/9EKe7Dlz0MxfQLc8Y/NtONhb9VviS3PDy mrxeP3PbQ1QD0qa9VEAJE61XxDDZ+hZ2g1qkbQGVtoIy2LTN5U5yCVOqP+7A1HHY AHhkCitR5v6iyCmLJA9yYip0qQ8b9qyjqUIAPNjMkWpGBiK6XcoHzkQTJEbAAoua omcMgCXNZn5eVBFk0637vjrmB1WbND5mXzJl5fTdjueUmDpb09cbMg6hbD3Cqd8t cTNB33KrF3V02XHh5WhRJenUDSdwIk5Ci6CeJ5bm2RAFAUpEIZ+czgNpygvrRQhG BdvSVC0Za09H3IuhTA+xSv1D50bIVxlgr4oUCav1W0gDCA5voi5Y+u+eupwUk90F khP0M2529p8C10JvKoI96GkX8WbtMHkc7RWJ76xr0wC1SEBQjpj6ZHCSxtmR3s3O K41n5N+IHy2Q8UjRp0lH5IgeA3/bj0MPZ5PqN9/NaW+bdapbG4skMk+r8q87zZzU 6OsWEYMXiOBKe0xysQvirv9UIZjUOAWZjN4bx1HvgkNIlamMKsxATQyNMVN6BCTm yHlSdMn29xgc464xswR9aHY1W+eCwQ3pRM2sfJZDKaqiywUltV2szoE+e8WSMe70 7DweRMg4H2LQtm5vmljS2tBzltOBBH/f4ZqMvFLCHL0mnaFxk4zRv6oRuz/bTpNM RWx4KnBIcts= =V2tZ -----END PGP SIGNATURE-----