Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 603
Alerts This Week
Warning Icon 1 603

Debian 8: DLA-1520-1 Critical: Python3.4 Denial Of Service Risks

debian lts
Calendar Grey September 26, 2018
Dist Debian Esm H88
Upgrade Python 3.4 on Debian to address security issues like DoS, arbitrary execution, and info leaks by following key upgrade steps with commands
Multiple vulnerabilities were found in the CPython interpreter which can cause denial of service, information gain, and arbitrary code execution

Summary

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.

Read the Full Advisory


Severity
critical
Lowest
Low
Medium
High
Critical

<pre><font face="Courier">Package: python3.4
Version: 3.4.2-1+deb8u1
CVE ID: CVE-2017-1000158 CVE-2018-1060 CVE-2018-1061 CVE-2018-1000802

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.