USN-5090-1 apache2 vulnerabilities

James Kettle discovered that the Apache HTTP Server HTTP/2 module incorrectly handled certain crafted methods. A remote attacker could possibly use this issue to perform request splitting or cache poisoning attacks. CVE-2021-33193 It was discovered that the Apache HTTP Server incorrectly handled...

Oracle Linux 8 : nodejs:14 (ELSA-2021-3666)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-3666 advisory. - Resolves CVE-2021-22930, CVE-2021-22931, CVE-2021-22939, CVE-2021-22940, - CVE-2021-23343, CVE-2021-32803, CVE-2021-32804, CVE-2021-3672 - Resolves...

Inefficient Regular Expression Complexity in trentm/python-markdown2

Description I would like to report a Regular Expression Denial of Service ReDoS vulnerability in markdown2. The ReDoS vulnerability is mainly due to the sub-pattern with quantified overlapping adjacency and can be exploited with the following code. Proof of Concept // PoC.py import markdown2 from...

libuv: out-of-bounds read in uv__idna_toascii() can lead to information disclosures or crashes

A flaw has been found in libuv. Node.js is vulnerable to out-of-bounds read in libuv's uvidnatoascii function which is used to convert strings to ASCII which is called by Node's DNS module's lookup function and can lead to information disclosures or crashes. The highest threat from this...

Oracle Linux 8 : nodejs:12 (ELSA-2021-3623)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-3623 advisory. - Resolves CVE-2021-22930, CVE-2021-22931, CVE-2021-22939, CVE-2021-22940, - CVE-2021-23343, CVE-2021-32803, CVE-2021-32804, CVE-2021-3672 - Resolves...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-5071-3)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5071-3 advisory. It was discovered that the KVM hypervisor implementation in the Linux kernel did not properly perform reference counting in some situations,...

RHEL 8 : nodejs:12 (RHSA-2021:3638)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:3638 advisory. Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. The...

Inefficient Regular Expression Complexity in ampproject/amphtml

✍️ Description The amphtml package is vulnerable to ReDoS regular expression denial of service. An attacker that is able to provide a crafted template as input to the expandTemplate function of core/types/string/index.js may cause an application to consume an excessive amount of CPU. Below pinned...

Inefficient Regular Expression Complexity in alvations/sacremoses

✍️ Description The sacremoses package is vulnerable to ReDoS regular expression denial of service. An attacker that is able to provide a crafted text as input to the hasnumericonly function may cause an application to consume an excessive amount of CPU. Below pinned line using vulnerable regex...

Inefficient Regular Expression Complexity in pyload/pyload

✍️ Description The pyload package is vulnerable to ReDoS regular expression denial of service. An attacker that is able to provide crafted HTML comments as input to the comments function of utils/web/purge.py may cause an application to consume an excessive amount of CPU. Below pinned line using...

Inefficient Regular Expression Complexity in josdejong/jsoneditor

✍️ Description The jsoneditor package is vulnerable to ReDoS regular expression denial of service. An attacker that is able to provide a crafted element as input to the getInnerText function may cause an application to consume an excessive amount of CPU. Below pinned line using vulnerable regex...

SUSE SLES11: libopenssl0_9_8 / libopenssl0_9_8-32bit / libopenssl0_9_8-hmac / etc (SUSE-SU-2021:14802-1)

The remote SUSE Linux SLES11 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2021:14802-1 advisory. - CVE-2021-3712: This is an update for the incomplete fix for CVE-2021-3712. Read buffer overruns processing ASN.1 strings bsc1189521. Tenable has...

openstack-neutron: arbitrary dnsmasq reconfiguration via extra_dhcp_opts

An input-validation flaw was found in openstack-neutron, where an authenticated attacker could change the dnsmasq configuration. By crafting extradhcpopts values, the attacker could crash the dnsmasq, change parameters for tenants sharing the same interface, or otherwise alter that daemon’s...

Huawei EulerOS: Security Advisory for dhcp (EulerOS-SA-2021-2365)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Adobe Acrobat and Reader Stack-based Buffer Overflow (APSB21-55: CVE-2021-39845)

A buffer overflow vulnerability exists in Adobe Acrobat and Reader. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes...

Adobe Acrobat and Reader Stack-based Buffer Overflow (APSB21-55: CVE-2021-39846)

A buffer overflow vulnerability exists in Adobe Acrobat and Reader. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes...

EulerOS 2.0 SP2 : libldb (EulerOS-SA-2021-2397)

According to the versions of the libldb packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A flaw was found in Samba's libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading...

Inefficient Regular Expression Complexity in prismjs/prism

✍️ Description The prismjs package is vulnerable to ReDoS regular expression denial of service. An attacker that is able to provide a crafted HTML comment as input may cause an application to consume an excessive amount of CPU. Below pinned line using vulnerable regex. 🕵️‍♂️ Proof of Concept...

Inefficient Regular Expression Complexity in jaywcjlove/colors-cli

✍️ Description The colors-cli package is vulnerable to ReDoS regular expression denial of service. An attacker that is able to provide crafted input to the ansi-regex functionality may cause an application to consume an excessive amount of CPU. Below pinned line using vulnerable regex. The ReDOS i...

Regular Expression Denial Of Service (ReDoS)

mechanize is vulnerable to regular expression denial of service. The use of an insecure regular expression allows parsing of a malformed auth header, exhausting regex engine and crashing the application...