Amazon Linux 2 : sudo (ALAS-2021-1590)

The version of sudo installed on the remote host is prior to 1.8.23-4. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1590 advisory. When sudo runs a command in shell mode, either via the -s or -i command line option, it escapes special characters in the command's...

Important: sudo

Issue Overview: When sudo runs a command in shell mode, either via the -s or -i command line option, it escapes special characters in the command's arguments with a backslash. The sudoers policy plugin will then remove the escape characters from the arguments before evaluating the sudoers policy...

Amazon Linux 2 : kernel (ALAS-2021-1588)

The version of kernel installed on the remote host is prior to 4.14.214-160.339. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1588 advisory. In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making...

Amazon Linux 2 : gd (ALAS-2021-1577)

The version of gd installed on the remote host is prior to 2.0.35-27. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1577 advisory. An integer overflow, leading to a heap-based buffer overflow was found in the imagecreatefromgd2 function of PHP's gd extension. A...

Amazon Linux 2 : chrony (ALAS-2021-1575)

The version of chrony installed on the remote host is prior to 3.5.1-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1575 advisory. A flaw was found in chrony when creating the PID file under the /var/run/chrony folder. The file is created during chronyd startup...

Amazon Linux 2 : cloud-init (ALAS-2021-1576)

The version of cloud-init installed on the remote host is prior to 19.3-4. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1576 advisory. The default cloud-init configuration included sshdeletekeys: 0, disabling cloud-init's deletion of ssh host keys. In som...

Amazon Linux 2 : golang (ALAS-2021-1578)

The version of golang installed on the remote host is prior to 1.15.5-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1578 advisory. Go before 1.14.12 and 1.15.x before 1.15.4 allows Denial of Service. CVE-2020-28362 Go before 1.14.12 and 1.15.x before...

Amazon Linux 2 : thunderbird (ALAS-2021-1586)

The version of thunderbird installed on the remote host is prior to 78.6.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1586 advisory. When drawing a transparent image on top of an unknown cross-origin image, the Skia library drawImage function took a...

Medium: golang

Issue Overview: Go before 1.14.12 and 1.15.x before 1.15.4 allows Denial of Service. CVE-2020-28362 Go before 1.14.12 and 1.15.x before 1.15.5 allows Code Injection. CVE-2020-28366 Go before 1.14.12 and 1.15.x before 1.15.5 allows Argument Injection. CVE-2020-28367 Affected Packages: golang Note:...

Amazon Linux 2 : php-pear (ALAS-2021-1584)

The version of php-pear installed on the remote host is prior to 1.10.12-4. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1584 advisory. ArchiveTar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked...

Amazon Linux 2 : libuv (ALAS-2021-1581)

The version of libuv installed on the remote host is prior to 1.39.0-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1581 advisory. Node.js 12.18.4 and 14.11 can be exploited to perform HTTP desync attacks and deliver malicious payloads to unsuspecting...

Amazon Linux 2 : net-snmp (ALAS-2021-1582)

The version of net-snmp installed on the remote host is prior to 5.7.2-49. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1582 advisory. A flaw was found in Net-SNMP through version 5.73, where an Improper Privilege Management issue occurs due to SNMP WRITE access t...

Important: libuv

Issue Overview: Node.js 12.18.4 and 14.11 can be exploited to perform HTTP desync attacks and deliver malicious payloads to unsuspecting users. The payloads can be crafted by an attacker to hijack user sessions, poison cookies, perform clickjacking, and a multitude of other attacks depending on t...

Amazon Linux 2 : libexif (ALAS-2021-1580)

The version of libexif installed on the remote host is prior to 0.6.22-2. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1580 advisory. A flaw was found in libexif. A possible out of bounds write, due ot an integer overflow, could lead to a remote code execution if ...

Amazon Linux 2 : pacemaker (ALAS-2021-1583)

The version of pacemaker installed on the remote host is prior to 1.1.23-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1583 advisory. An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclient group could use...

Amazon Linux 2 : java-1.8.0-openjdk (ALAS-2021-1579)

The version of java-1.8.0-openjdk installed on the remote host is prior to 1.8.0.272.b10-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1579 advisory. Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Serialization...

Medium: gd

Issue Overview: An integer overflow, leading to a heap-based buffer overflow was found in the imagecreatefromgd2 function of PHP's gd extension. A remote attacker could use this flaw to crash a PHP application or execute arbitrary code with the privileges of the user running that PHP application,...

Amazon Linux 2 : samba (ALAS-2021-1585)

The version of samba installed on the remote host is prior to 4.10.16-9. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1585 advisory. A flaw was found in the way samba handled file and directory permissions. An authenticated user could use this flaw to gai...

Medium: kernel-livepatch-4.14.193-149.317

Issue Overview: A flaw was found in the Linux kernel. A local attacker, able to inject conntrack netlink configuration, could overflow a local buffer causing crashes or triggering the use of incorrect protocol numbers in ctnetlinkparsetuplefilter in net/netfilter/nfconntracknetlink.c. The highest...

Medium: kernel-livepatch-4.14.198-152.320

Issue Overview: A flaw was found in the capabilities check of the rados block device functionality in the Linux kernel. Incorrect capability checks could alllow a local user with root priviledges but no capabilities to add or remove Rados Block Devices from the system. CVE-2020-25284 Affected...