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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2893 [SECURITY] [DLA 1519-1] python2.7 security update 26 September 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: python2.7 Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-1000802 CVE-2018-1061 CVE-2018-1060 CVE-2018-1000 CVE-2017-1000158 Reference: ASB-2018.0180 ASB-2018.0178 ASB-2018.0073.2 ESB-2018.0251 ESB-2018.0204 ESB-2018.0157 Original Bulletin: https://lists.debian.org/debian-lts-announce/2018/09/msg00030.html - --------------------------BEGIN INCLUDED TEXT-------------------- Package : python2.7 Version : 2.7.9-2+deb8u2 CVE ID : CVE-2017-1000158 CVE-2018-1060 CVE-2018-1061 CVE-2018-1000= 802 Multiple vulnerabilities were found in the CPython interpreter which can cause denial of service, information gain, and arbitrary code execution. CVE-2017-1000158 CPython (aka Python) is vulnerable to an integer overflow in the PyString_DecodeEscape function in stringobject.c, resulting in heap-based buffer overflow (and possible arbitrary code execution) CVE-2018-1060 python is vulnerable to catastrophic backtracking in pop3lib's apop() method. An attacker could use this flaw to cause denial of service. CVE-2018-1061 python is vulnerable to catastrophic backtracking in the difflib.IS_LINE_JUNK method. An attacker could use this flaw to cause denial of service. CVE-2018-1000802 Python Software Foundation Python (CPython) version 2.7 contains a CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in shutil module (make_archive function) that can result in Denial of service, Information gain via injection of arbitrary files on the system or entire drive. This attack appear to be exploitable via Passage of unfiltered user input to the function. For Debian 8 "Jessie", these problems have been fixed in version 2.7.9-2+deb8u2. We recommend that you upgrade your python2.7 packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS - --------------------------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 auscert@auscert.org.au 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. 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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: auscert@auscert.org.au 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). 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