Amazon Linux 2 : dhcp (ALAS-2019-1346)

There had existed in one of the ISC BIND libraries a bug in a function that was used by dhcpd when operating in DHCPv6 mode. There was also a bug in dhcpd relating to the use of this function per its documentation, but the bug in the library function prevented this from causing any harm. All...

Amazon Linux 2 : libjpeg-turbo (ALAS-2019-1350)

The cjpeg utility in libjpeg allows remote attackers to cause a denial of service NULL pointer dereference and application crash or execute arbitrary code via a crafted file.CVE-2016-3616 A divide by zero vulnerability has been discovered in libjpeg-turbo in allocsarray function of jmemmgr.c file...

Low: unzip

Issue Overview: Info-ZIP UnZip 6.0 has a buffer overflow in list.c, when a ZIP archive has a crafted relationship between the compressed-size value and the uncompressed-size value, because a buffer size is 10 and is supposed to be 12.CVE-2018-18384 Affected Packages: unzip Note: This advisory is...

Medium: uriparser

Issue Overview: An issue was discovered in uriparser before 0.9.0. UriQuery.c allows an out-of-bounds write via a uriComposeQuery or uriComposeQueryEx function because the '&' character is mishandled in certain contexts.CVE-2018-19198 An issue was discovered in uriparser before 0.9.0. UriQuery.c...

Important: dovecot

Issue Overview: In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 and Pigeonhole before 0.5.7.2, protocol processing can fail for quoted strings. This occurs because '\\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution.CVE-2019-11500 Affected Packages:...

Amazon Linux AMI : php71 / php72, php73, php56 (ALAS-2019-1315)

In PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7.3.x below 7.3.11 in certain configurations of FPM setup it is possible to cause FPM module to write past allocated buffers into the space reserved for FCGI protocol data, thus opening the possibility of remote code...

Amazon Linux 2 : php (ALAS-2019-1344)

In PHP versions 7.1.x below 7.1.33, 7.2.x below 7.2.24 and 7.3.x below 7.3.11 in certain configurations of FPM setup it is possible to cause FPM module to write past allocated buffers into the space reserved for FCGI protocol data, thus opening the possibility of remote code...

Medium: dhcp

Issue Overview: There had existed in one of the ISC BIND libraries a bug in a function that was used by dhcpd when operating in DHCPv6 mode. There was also a bug in dhcpd relating to the use of this function per its documentation, but the bug in the library function prevented this from causing an...

Amazon Linux AMI : python27 / python34,python35,python36 (ALAS-2019-1314)

An issue was discovered in Python through 2.7.16, 3.x through 3.5.7, 3.6.x through 3.6.9, and 3.7.x through 3.7.4. The email module wrongly parses email addresses that contain multiple @ characters. An application that uses the email module and implements some kind of checks on the From/To header...

Amazon Linux 2 : mod_http2 (ALAS-2019-1342) (0-Length Headers Leak) (Data Dribble) (Internal Data Buffering)

Some HTTP/2 implementations are vulnerable to window size manipulation and stream prioritization manipulation, potentially leading to a denial of service. The attacker requests a large amount of data from a specified resource over multiple streams. They manipulate window size and stream priority ...

Amazon Linux 2 : sssd (ALAS-2019-1343)

A flaw was found in sssd Group Policy Objects implementation. When the GPO is not readable by SSSD due to a too strict permission settings on the server side, SSSD will allow all authenticated users to login instead of denying access.CVE-2018-16838 A vulnerability was found in sssd where, if a us...

Amazon Linux 2 : httpd (ALAS-2019-1341)

A cross-site scripting vulnerability was found in Apache httpd, affecting the modproxy error page. Under certain circumstances, a crafted link could inject content into the HTML displayed in the error page, potentially leading to client-side exploitation.CVE-2019-10092 A vulnerability was...

Amazon Linux AMI : httpd24 (ALAS-2019-1311) (Internal Data Buffering)

A vulnerability was found in Apache httpd, in modhttp2. Under certain circumstances, HTTP/2 early pushes could lead to memory corruption, causing a server to crash.CVE-2019-10081 A read-after-free vulnerability was discovered in Apache httpd, in modhttp2. A specially crafted http/2 client session...

Important: mod_http2

Issue Overview: Some HTTP/2 implementations are vulnerable to window size manipulation and stream prioritization manipulation, potentially leading to a denial of service. The attacker requests a large amount of data from a specified resource over multiple streams. They manipulate window size and...

Amazon Linux AMI : exim (ALAS-2019-1310)

Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846 . There is a heap-based buffer overflow in stringvformat in string.c involving a long EHLO command.CVE-2019-16928 %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and...

Medium: sssd

Issue Overview: A flaw was found in sssd Group Policy Objects implementation. When the GPO is not readable by SSSD due to a too strict permission settings on the server side, SSSD will allow all authenticated users to login instead of denying access.CVE-2018-16838 A vulnerability was found in sss...

Amazon Linux AMI : patch (ALAS-2019-1312)

doedscript in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638 , but the ! syntax is specific to ed, and is unrelated to a shell metacharacter.CVE-2018-20969 GNU patch through 2.7.6 is vulnerable to OS shell...

Amazon Linux 2 : golang (ALAS-2019-1335)

It was discovered that net/http through net/textproto in golang does not correctly interpret HTTP requests where an HTTP header contains spaces before the colon. This could be abused by an attacker to smuggle HTTP requests when a proxy or a firewall is placed behind a server implemented in Go or ...

Amazon Linux 2 : procps-ng (ALAS-2019-1333)

If the HOME environment variable is unset or empty, top will read its configuration file from the current working directory without any security check. If a user runs top with HOME unset in an attacker-controlled directory, the attacker could achieve privilege escalation by exploiting one of...

Amazon Linux 2 : keepalived (ALAS-2019-1323)

keepalived 2.0.8 didn't check for pathnames with symlinks when writing data to a temporary file upon a call to PrintData or PrintStats. This allowed local users to overwrite arbitrary files if fs.protectedsymlinks is set to 0, as demonstrated by a symlink from /tmp/keepalived.data or...