Amazon Linux AMI : vim (ALAS-2019-1239)

It was found that the :source! command was not restricted by the sandbox mode. If modeline was explicitly enabled, opening a specially crafted text file in vim could result in arbitrary command execution. CVE-2019-12735 C Tenable Network Security, Inc. The descriptive text and package checks in...

Amazon Linux AMI : php54-pecl-imagick / php55-pecl-imagick,php56-pecl-imagick,php70-pecl-imagick,php71-pecl-imagick,php72-pecl-imagick (ALAS-2019-1237)

In PHP imagick extension, writing to an array of values in ImagickKernel::fromMatrix function did not check that the address will be within the allocated array. This could lead to out of bounds write to memory if the function is called with the data controlled by untrusted party. CVE-2019-11037 C...

Amazon Linux AMI : exim (ALAS-2019-1252)

Exim allows remote code execution as root in some unusual configurations that use the $sort expansion for items that can be controlled by an attacker e.g., $localpart or $domain. CVE-2019-13917 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted...

Amazon Linux AMI : tomcat8 (ALAS-2019-1234)

The HTTP/2 implementation in Apache Tomcat accepted streams with excessive numbers of SETTINGS frames and also permitted clients to keep streams open without reading/writing request/response data. By keeping streams open for requests that utilised the Servlet API's blocking I/O, clients were able...

Amazon Linux AMI : dbus (ALAS-2019-1246)

dbus as used in DBusServer, allows cookie spoofing because of symlink mishandling in the reference implementation of DBUSCOOKIESHA1 in the libdbus library. This only affects the DBUSCOOKIESHA1 authentication mechanism. A malicious client with write access to its own home directory could manipulat...

Amazon Linux AMI : curl (ALAS-2019-1233)

A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl. CVE-2019-5436 An integer overflow in curl's URL API results in a buffer overflow in libcurl. CVE-2019-5435 C Tenable Network Security, Inc. The descriptive text and package checks in this plug...

Amazon Linux AMI : python27 (ALAS-2019-1230)

Python 2.7.x through 2.7.16 is affected by: Improper Handling of Unicode Encoding with an incorrect netloc during NFKC normalization. The impact is: Information disclosure credentials, cookies, etc. that are cached against a given hostname. The components are: urllib.parse.urlsplit,...

Amazon Linux AMI : php71 / php72,php73 (ALAS-2019-1225)

When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.28, 7.2.x below 7.2.17 and 7.3.x below 7.3.4 can be caused to read past allocated buffer in exifiifaddvalue function. This may lead to information disclosure or crash. CVE-2019-11035 When processing certain files, PHP...

Amazon Linux AMI : python36 (ALAS-2019-1204)

Python is affected by improper Handling of Unicode Encoding with an incorrect netloc during NFKC normalization. The impact is: Information disclosure credentials, cookies, etc. that are cached against a given hostname. The components are: urllib.parse.urlsplit, urllib.parse.urlparse. The attack...

Amazon Linux AMI : kernel (ALAS-2019-1212)

A flaw was found in the Linux kernel's implementation of RDS over TCP. A system that has the rdstcp kernel module loaded either through autoload via local process running listen, or manual loading could possibly cause a use after free UAF in which an attacker who is able to manipulate socket stat...

Amazon Linux AMI : ntp (ALAS-2019-1206)

NTP has a NULL pointer dereference attack in an authenticated mode 6 packet. CVE-2019-8936 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Amazon Linux AMI Security Advisory ALAS-2019-1206. include'compat.inc'; if description...

Amazon Linux AMI : tomcat8 (ALAS-2019-1208)

When the default servlet in Apache Tomcat returned a redirect to a directory e.g. redirecting to '/foo/' when the user requested '/foo' a specially crafted URL could be used to cause the redirect to be generated to any URI of the attackers choice. CVE-2018-11784 When running on Windows with...

Amazon Linux AMI : clamav (ALAS-2019-1213)

An out-of-bounds heap read condition may occur when scanning PDF documents. The defect is a failure to correctly keep track of the number of bytes remaining in a buffer when indexing file data. CVE-2019-1787 An out-of-bounds heap read condition may occur when scanning PE files i.e. Windows EXE an...

Amazon Linux AMI : kernel (ALAS-2019-1205) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Microarchitectural Store Buffer Data Sampling MSBDS CVE-2018-12126 - Microarchitectural Fill Buffer Data Sampling MFBDS CVE-2018-12130 - Microarchitectural Load Port Data Sampling MLPDS CVE-2018-12127 - Microarchitectural Data Sampling Uncacheable Memory MDSUM CVE-2019-11091 MSBDS leaks Store...

Amazon Linux AMI : python34 (ALAS-2019-1202)

Python is affected by improper Handling of Unicode Encoding with an incorrect netloc during NFKC normalization. The impact is information disclosure credentials, cookies, etc. that are cached against a given hostname. The components are: urllib.parse.urlsplit, urllib.parse.urlparse. The attack...

Amazon Linux AMI : mod24_auth_mellon (ALAS-2019-1200)

A vulnerability was found in modauthmellon. If Apache is configured as a reverse proxy and modauthmellon is configured to only let through authenticated users with the require valid-user directive, adding special HTTP headers that are normally used to start the special SAML ECP non-browser based...

Amazon Linux AMI : wget (ALAS-2019-1194)

A buffer overflow vulnerability was found in GNU Wget. An attacker may be able to cause a denial-of-service DoS or may execute an arbitrary code. CVE-2019-5953 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Amazon Linux AMI Security...

Amazon Linux AMI : fuse (ALAS-2018-1123)

A vulnerability was discovered in fuse. When SELinux is active, fusermount is vulnerable to a restriction bypass. This allows non-root users to mount a FUSE file system with the 'allowother' mount option regardless of whether 'userallowother' is set in the fuse configuration. An attacker may use...

Monitoring AWS Golden AMI Pipelines with Slack

If your company uses Slack and is looking for ways to easily monitor activities in its AWS Golden AMI Pipeline, you can use AWS native services to send messages into a Slack channel. This can give your teams better visibility into the approval process for the candidate AMIs that they submit, as...

Ancestry: On the Vanguard of DevOps Security

Grant Johnson, Ancestry's Director, Risk & Compliance This is a guest post by Grant Johnson, Director, Risk & Compliance at Ancestry Over the past two years, Ancestry moved its entire applications and data infrastructure from local data centers to Amazon’s cloud, and this required a new approach...