1188 matches found
CVE-2023-25193: Allocation of Resources Without Limits or Throttling
hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger On^2 growth via consecutive marks during the process of looking back for base glyphs when attaching marks...
The High Cost of Human Error In OT Systems
In baseball, a mistake made by a player that could have easily been avoided is sometimes called an “unforced error.” An unforced error is not an official error that is, they are not reflected in statistics, however, they can result in additional runs being scored, runners getting on base, and eve...
Phoenix Contact Classic Line Controllers Insufficient Verification of Data Authenticity (CVE-2022-31800)
An unauthenticated, remote attacker could upload malicious logic to devices based on ProConOS/ProConOS eCLR in order to gain full control over the device. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C...
Phoenix Contact PLC Cycle Time Influences Uncontrolled Resource Consumption (CVE-2019-10953)
ABB, Phoenix Contact, Schneider Electric, Siemens, WAGO - Programmable Logic Controllers, multiple versions. Researchers have found some controllers are susceptible to a denial-of-service attack due to a flood of network packets. This plugin only works with Tenable.ot. Please visit...
Phoenix Contact ILC PLCs Improper Authentication (CVE-2016-8380)
The web server in Phoenix Contact ILC PLCs allows access to read and write PLC variables without authentication. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...
OSV-2023-27 Heap-buffer-overflow in OT::Layout::GPOS_impl::PairSet<OT::Layout::MediumTypes>::apply
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=55287 Crash type: Heap-buffer-overflow READ 1 Crash state: OT::Layout::GPOSimpl::PairSet::apply OT::Layout::GPOSimpl::PairPosFormat13::apply bool OT::hbacceleratesubtablescontextt::applytoOT::Layout::GPOSimpl::Pair...
Cyber Signals: Risks to critical infrastructure on the rise
Today, the third edition of Cyber Signals was released spotlighting security trends and insights gathered from Microsoft’s 43 trillion daily security signals and 8,500 security experts. In this edition, we share new insights on wider risks that converging IT, Internet of Things IoT, and operation...
3 New Vulnerabilities Affect OT Products from German Companies Festo and CODESYS
Researchers have disclosed details of three new security vulnerabilities affecting operational technology OT products from CODESYS and Festo that could lead to source code tampering and denial-of-service DoS. The vulnerabilities, reported by Forescout Vedere Labs, are the latest in a long list of...
Over a Dozen New BMC Firmware Flaws Expose OT and IoT Devices to Remote Attacks
Over a dozen security flaws have been discovered in baseboard management controller BMC firmware from Lanner that could expose operational technology OT and internet of things IoT networks to remote attacks. BMC refers to a specialized service processor, a system-on-chip SoC, that's found in serv...
OSV-2022-1212 Heap-buffer-overflow in OT::hb_ot_apply_context_t::skipping_iterator_t::next
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53722 Crash type: Heap-buffer-overflow READ 4 Crash state: OT::hbotapplycontextt::skippingiteratort::next bool OT::matchinput bool OT::contextapplylookup...
OSV-2022-1209 Heap-buffer-overflow in OT::hb_ot_apply_context_t::skipping_iterator_t::next
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=53714 Crash type: Heap-buffer-overflow READ 4 Crash state: OT::hbotapplycontextt::skippingiteratort::next OT::Layout::GSUBimpl::Ligature::apply bool OT::hbacceleratesubtablescontextt::applytoOT::Layout::GSUBimpl::Liga...
Vulnerable SDK components lead to supply chain risks in IoT and OT environments
December 8, 2022 update - Reflected additional research on Boa-related CVEs and updated supply chain diagram. Vulnerabilities in network components, architecture files, and developer tools have become increasingly popular attack vectors to gain access into secure networks and devices. External...
Vulnerable SDK components lead to supply chain risks in IoT and OT environments
December 8, 2022 update - Reflected additional research on Boa-related CVEs and updated supply chain diagram. Vulnerabilities in network components, architecture files, and developer tools have become increasingly popular attack vectors to gain access into secure networks and devices. External...
harfbuzz: integer overflow in the component hb-ot-shape-fallback.cc
A vulnerability found in harfbuzz. An integer overflow in the hb-ot-shape-fallback.cc component allows attackers to cause a denial of service DoS via unspecified vectors...
harfbuzz: integer overflow in the component hb-ot-shape-fallback.cc
A vulnerability found in harfbuzz. An integer overflow in the hb-ot-shape-fallback.cc component allows attackers to cause a denial of service DoS via unspecified vectors...
harfbuzz: integer overflow in the component hb-ot-shape-fallback.cc
A vulnerability found in harfbuzz. An integer overflow in the hb-ot-shape-fallback.cc component allows attackers to cause a denial of service DoS via unspecified vectors...
harfbuzz: integer overflow in the component hb-ot-shape-fallback.cc
A vulnerability found in harfbuzz. An integer overflow in the hb-ot-shape-fallback.cc component allows attackers to cause a denial of service DoS via unspecified vectors...
Prevent Ransomware Attacks on Critical Infrastructure
Cyberattacks against critical infrastructure can cause massive societal disruption and take an enormous financial toll. Discover how to protect six key OT domains to help prevent ransomware and other threats to essential operations...
EulerOS 2.0 SP9 : harfbuzz (EulerOS-SA-2022-2319)
According to the versions of the harfbuzz packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service DoS via...
The vulnerability of the hb-ot-shape-fallback.cc component in the Harfbuzz text transformation library, which allows a hacker to trigger a service failure.
The vulnerability of the hb-ot-shape-fallback.cc component in the Harfbuzz text transformation library is related to a numerical overflow in the hb-ot-shape-fallback.cc file. Exploiting this vulnerability could allow an attacker to cause a service failure by sending specially crafted data to the...