All news with #buffer overflow tag

🛡️ CISA warns of multiple memory-corruption vulnerabilities in AzeoTech DAQFactory (release 20.7 and prior) that can be triggered by specially crafted .ctl files. The flaws include out-of-bounds read/write, heap and stack overflows, use-after-free, type confusion, and access of uninitialized pointers; several have CVSS v4 scores up to 8.4. DAQFactory 21.1 addresses these issues and AzeoTech advises avoiding untrusted documents, restricting .ctl file permissions, and using Safe Mode when loading unverified files.

🔒 Ashlar-Vellum has released updates addressing two vulnerabilities—an Out-of-Bounds Write (CVE-2025-65084) and a Heap-based Buffer Overflow (CVE-2025-65085)—affecting Cobalt, Xenon, Argon, Lithium, and Cobalt Share up to version 12.6.1204.207. Both flaws could allow local attackers to disclose information or execute arbitrary code; vendor updates to 12.6.1204.208 or later are available. CISA assigns a CVSS v4 base score of 8.4, notes low attack complexity, and reports no known public exploitation; these issues are not remotely exploitable.

🔒 Rockwell Automation has released an update for Arena Simulation to address a stack-based buffer overflow (CWE-121) in the parsing of DOE files that could allow local attackers to execute arbitrary code. The issue, tracked as CVE-2025-11918 (CVSS v4 7.1), affects versions 16.20.10 and earlier and requires opening a malicious DOE file. Rockwell fixed the vulnerability in 16.20.11; users should upgrade or apply recommended mitigations to reduce exposure.

⚠️ Siemens published an advisory for LOGO! 8 and SIPLUS LOGO! devices detailing three vulnerabilities (CVE-2025-40815, CVE-2025-40816, CVE-2025-40817) that could enable remote code execution, denial-of-service, or unauthenticated device manipulation. CVE-2025-40815 is a buffer overflow (CVSSv4 8.6) caused by improper TCP packet validation; the others are missing-authentication issues affecting IP and time configuration. Siemens is preparing fixes; interim mitigations include protecting LSC access with a strong password and restricting UDP port 10006 to trusted IPs while CISA recommends impact analyses before changes.

🖨️ Independent researcher Peter Geissler disclosed a critical vulnerability (CVE-2024-12649) in certain Canon printers that can be triggered simply by printing an XPS document containing a malicious TTF font. The exploit abuses TTF hinting instructions to overflow a virtual-machine stack in the printer’s font engine, allowing code execution on devices running Canon’s DryOS. Canon has issued firmware updates, but organizations should promptly patch, restrict printer exposure, and segment printers to reduce risk.

⚠️ Delta Electronics and CISA warn of a stack-based buffer overflow in CNCSoft-G2 (CVE-2025-58317) affecting versions 2.1.0.27 and earlier. When a user opens a specially crafted file, an attacker could execute arbitrary code in the context of the affected process; the vulnerability received a CVSS v4 base score of 8.5 and is characterized by low attack complexity. Delta recommends updating to Version 2.1.0.34 or later. CISA advises minimizing network exposure for control systems, isolating control networks, and using secure remote access methods.

⚠️ Fuji Electric Monitouch V-SFT-6 (v6.2.7.0) contains two buffer overflow vulnerabilities — a heap-based and a stack-based overflow — triggered by specially crafted project files. Identified as CVE-2025-54496 and CVE-2025-54526, both carry CVSS v3.1 scores of 7.8 and CVSS v4 scores of 8.4. Successful exploitation could crash the HMI and may permit code execution; the vendor issued fixes in V6.2.8.0 and recommends updating to V6.2.9.0 or later.

🔒 Google’s AI agent Big Sleep reported five vulnerabilities in Apple’s WebKit used by Safari, including a buffer overflow, two memory-corruption issues, an unspecified crash flaw, and a use-after-free (CVE-2025-43429 through CVE-2025-43434). Apple issued patches across iOS 26.1, iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, watchOS 26.1, visionOS 26.1 and Safari 26.1. Users are advised to install the updates promptly to mitigate crash and memory-corruption risks.

⚠️ Delta Electronics' ASDA-Soft contains two stack-based buffer overflow vulnerabilities (CVE-2025-62579, CVE-2025-62580) affecting versions 7.0.2.0 and earlier. Both issues were assigned a CVSS v4 base score of 8.4 and can allow writing outside the intended stack buffer when a valid user opens a crafted project file. Exploitation requires local access and user interaction; no public exploitation has been reported to CISA. Delta has released ASDA-Soft v7.1.1.0 and users should update and apply network isolation and standard email/attachment precautions.

🔒 Siemens released security updates for SiPass integrated to address four vulnerabilities—an Accusoft ImageGear heap-based buffer overflow, stored cross-site scripting, an authorization bypass via user-controlled keys, and recoverable password storage. Exploitation could enable account compromise, data manipulation, impersonation, or arbitrary code execution on affected servers. Siemens recommends updating to V3.0, restricting access to trusted personnel, and avoiding untrusted image uploads; CISA advises isolating devices and using secure remote access.

⚠️ Rockwell Automation reports a stack-based buffer overflow in its Lifecycle Services with Cisco offerings related to the Cisco IOS XE SNMP subsystem (CVE-2025-20352). An authenticated remote actor with low privileges can trigger a denial-of-service, and an actor with higher privileges and administrative access may achieve arbitrary code execution as root. A CVSS v4 score of 6.3 and a CVSS v3 score of 7.7 are provided. Rockwell and Cisco publish updates and mitigations; CISA advises minimizing network exposure and applying vendor fixes or recommended workarounds.

⚠️ Rockwell Automation has published an advisory for Stratix switches informing operators of a stack-based buffer overflow in the SNMP subsystem derived from Cisco IOS XE (CVE-2025-20352). A remote, authenticated attacker with knowledge of SNMPv2c read-only community strings or valid SNMPv3 credentials could cause a denial-of-service, while administrative (privilege 15) credentials may permit arbitrary code execution as root. Affected models include Stratix 5700, 5400, 5410, 5200, and 5800; Rockwell and CISA recommend applying Cisco workarounds, implementing network isolation, using secure remote access, and following Rockwell advisory SD1749.

🛡️ Cisco released security updates addressing a high-severity zero-day, tracked as CVE-2025-20352, in IOS and IOS XE. The flaw is a stack-based buffer overflow in the SNMP subsystem that allows authenticated remote attackers with low privileges to trigger DoS, and high-privileged actors to execute code as root on affected devices. Cisco reports exploitation in the wild after Administrator credentials were compromised and urges customers to upgrade; as a temporary mitigation it recommends limiting SNMP access to trusted users.

🔐 Siemens has disclosed multiple vulnerabilities in the integrated User Management Component (UMC) that could allow unauthenticated remote attackers to execute arbitrary code or cause denial-of-service. A stack-based buffer overflow (CVE-2025-40795) and several out-of-bounds read issues (CVE-2025-40796–40798) are reported, with CVSS v4 scores up to 9.3. Siemens recommends updating UMC to V2.15.1.3 or later and, where feasible, blocking TCP ports 4002 and 4004; Siemens notes no fixes are planned for SIMATIC PCS neo V4.1 and V5.0.

🔒 Apple introduced Memory Integrity Enforcement (MIE) on the new iPhone 17 and iPhone Air, implemented in the A19 and A19 Pro chips to deliver always-on memory safety across the kernel and more than 70 userland processes. MIE combines secure memory allocators, an enhanced synchronous Memory Tagging system called EMTE, and Tag Confidentiality Enforcement (TCE) to detect and block buffer overflows and use-after-free bugs. Apple says the design preserves performance while hardening devices against targeted mercenary spyware and exploitation of memory-corruption vulnerabilities.

🛡️ ABB has disclosed critical vulnerabilities in its ASPECT, NEXUS, and MATRIX building management and automation products that permit authentication bypass, unauthenticated critical functions, and a classic buffer overflow. Assigned CVEs include CVE-2025-53187, CVE-2025-7677, and CVE-2025-7679 with CVSS v4 scores up to 9.3. ABB resolved CVE-2025-53187 in firmware 3.08.04-s01 and recommends updating affected devices, avoiding direct Internet exposure, restricting network access segments, requiring VPN-based remote access, and changing default credentials to reduce risk.

⚠️ Delta Electronics has identified two critical vulnerabilities in COMMGR (v2.9.0 and earlier) — a stack-based buffer overflow (CVE-2025-53418) and a code injection flaw (CVE-2025-53419) — that can enable arbitrary code execution via crafted .isp files. Delta and CISA rate the combined risk as high (CISA lists CVSS v4 8.8) and recommend upgrading to v2.10.0 or later. Additional mitigations include network segmentation, limiting Internet exposure, and using secure remote access methods. CISA reports no known public exploitation at this time.