All news in category "Security Advisory and Patch Watch"

Critical SAP S/4HANA Command Injection (CVE-2025-42957)

⚠️ SAP patched a critical command injection in SAP S/4HANA tracked as CVE-2025-42957 (CVSS 9.9) that allows low-privileged users to inject arbitrary ABAP via an RFC-exposed function module, bypassing authorization checks. SecurityBridge and NVD report active exploitation affecting both on-premise and Private Cloud editions, with potential for full system compromise. Organizations are urged to apply SAP's monthly fixes immediately, monitor for suspicious RFC calls or new admin accounts, implement network segmentation and backups, adopt SAP UCON to restrict RFC usage, and review access to authorization object S_DMIS activity 02.

Amazon RDS Custom Adds Latest GDR Updates for SQL Server

🔔 Amazon RDS Custom for SQL Server now supports the latest Microsoft GDR updates, including SQL Server 2019 CU32 (KB5063757) — RDS version 15.00.4440.1.v1 — and SQL Server 2022 CU20 (KB5063814) — RDS version 16.00.4210.1.v1. These GDRs remediate multiple vulnerabilities (CVE-2025-49758, CVE-2025-24999, CVE-2025-49759, CVE-2025-53727, CVE-2025-47954). We recommend upgrading instances via the Amazon RDS Management Console or programmatically with the AWS SDK/CLI, and following the Amazon RDS Custom User Guide for detailed upgrade instructions.

Critical SAP S/4HANA Code Injection Exploit Active

⚠️ A critical code injection vulnerability in SAP S/4HANA (CVE-2025-42957, CVSS 9.9) is being actively exploited in the wild, researchers warn. The flaw allows a low-privileged user to inject ABAP code and gain full system and operating system access across all S/4HANA releases. SecurityBridge confirmed practical abuse and noted the exploit was straightforward to develop because ABAP code is openly viewable. Organizations that have not yet applied the August 11 patch should install it immediately to prevent complete data compromise and unauthorized administrative access.

Sitecore ViewState Flaw Under Active Exploitation Now

⚠️ Mandiant reports attackers are actively exploiting a leaked ASP.NET machineKey sample from old Sitecore deployment guides to carry out ViewState code-injection attacks that execute arbitrary .NET assemblies in server memory. The issue, tracked as CVE-2025-53690, affects multi-instance deployments of Sitecore XM, XP, and XC that used the static sample key, and may also impact some Sitecore Managed Cloud Standard container configurations. After initial access, adversaries deploy tools Mandiant calls WEEPSTEEL and EARTHWORM, escalate to SYSTEM, create administrative accounts, dump SYSTEM/SAM hives, and move laterally. Sitecore customers are advised to inspect environments for indicators of compromise, rotate and encrypt <machineKey> entries, and follow Microsoft ASP.NET ViewState guidance.

New TP-Link CWMP Zero-Day Targets Multiple Routers

🔒TP-Link has confirmed an unpatched zero-day in its CWMP implementation that can enable remote code execution on multiple routers. Independent researcher Mehrun (ByteRay) reported the issue to TP-Link on May 11, 2024; the flaw is a stack-based buffer overflow in the SOAP SetParameterValues handler caused by unbounded strncpy calls. TP-Link says a patch exists for some European firmware builds and that fixes for U.S. and other global versions are in development; users should update firmware, change default admin credentials, and disable CWMP if it is not required.

Sitecore Issues Patch After Critical Exploited Zero-Day

🔒 Mandiant disrupted an active exploitation of a critical zero-day in Sitecore's Experience Manager and Experience Platform that permits remote code execution via ViewState deserialization. Publicly disclosed on September 3 as CVE-2025-53690 (CVSS 9.0), the flaw affects Sitecore versions up to 9.0 when deployments retained the sample ASP.NET machine key published in older deployment guides. Attackers used the vulnerability to deliver WEEPSTEEL and other tooling, harvest credentials and perform lateral movement. Sitecore has issued a security advisory, notified impacted customers and says recent deployments now auto-generate unique machine keys.

SNI5GECT: 5G Downgrade Attack Enables 4G Tracking Now

🔒 Researchers demonstrated SNI5GECT, an over‑the‑air injection attack targeting unencrypted initial exchanges in 5G that can crash device modems or force a fallback to 4G. By observing the plain‑text handshake and injecting a crafted information block at precise timing, an attacker within roughly 20 meters can trigger a reboot or downgrade. The technique enabled 4G‑based tracking and spoofing on multiple handsets across different modem vendors, and arises from protocol characteristics rather than a single vendor implementation.

Honeywell OneWireless WDM Vulnerabilities and Patch Advisory

⚠️ Honeywell's OneWireless Wireless Device Manager (WDM) contains multiple high‑severity vulnerabilities in the Control Data Access (CDA) component — including buffer overread, sensitive resource reuse, integer underflow, and wrong handler deployment (CVE‑2025‑2521, CVE‑2025‑2522, CVE‑2025‑2523, CVE‑2025‑3946). These issues can enable information disclosure, denial of service, or remote code execution. Honeywell advises updating affected WDM releases to R322.5 or R331.1; CISA recommends minimizing network exposure and isolating control networks to reduce exploitation risk.

CISA Adds Three CVEs to Known Exploited Vulnerabilities

🔔 CISA has added three vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog: CVE-2025-38352 (Linux kernel TOCTOU race condition), CVE-2025-48543 (Android Runtime unspecified vulnerability), and CVE-2025-53690 (Sitecore multiple-products deserialization). Under BOD 22-01, Federal Civilian Executive Branch agencies must remediate cataloged CVEs by the required due dates. Although the directive applies to FCEB agencies, CISA strongly urges all organizations to prioritize timely remediation, patching, and vulnerability management to reduce exposure to active exploitation.

CISA Issues Five ICS Advisories on Critical Vulnerabilities

⚠ CISA released five Industrial Control Systems (ICS) advisories on September 4, 2025, detailing vulnerabilities, impacts, and recommended mitigations for multiple OT products and protocols. The advisories address Honeywell OneWireless WDM, Mitsubishi Electric/ICONICS products, Delta Electronics COMMGR, Honeywell Experion PKS, and the End-of-Train/Head-of-Train Remote Linking Protocol. Several notices are updates (A/B) that include revised technical analysis and vendor-supplied mitigations. Administrators are urged to review the advisories promptly and apply recommended controls.

August Windows updates trigger UAC prompts, block installs

⚠️ Microsoft says the August 2025 security updates are causing unexpected User Account Control (UAC) credential prompts and preventing application installations and MSI repair operations for non‑admin users across supported Windows client and server releases. The behavior stems from a patch addressing CVE-2025-50173, a Windows Installer privilege escalation vulnerability that now enforces elevated UAC prompts during MSI repair and related operations. Affected scenarios include MSI repair commands, ConfigMgr deployments relying on per‑user advertising, Secure Desktop enablement, and launching certain Autodesk applications. Microsoft plans a fix allowing admins to exempt specific apps and recommends running affected apps as administrator or applying a Known Issue Rollback via support as a temporary mitigation.

CISA Adds Two Exploited TP-Link Router Vulnerabilities

🔔 CISA has added two TP-Link router vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog after observing in-the-wild exploitation activity. The flaws—CVE-2023-50224 (CVSS 6.5), an authentication bypass via spoofing in the httpd service exposing stored credentials at /tmp/dropbear/dropbearpwd, and CVE-2025-9377 (CVSS 8.6), an OS command injection enabling remote code execution—affect multiple TL-WR841 and Archer C7 models. TP-Link says several affected models are End-of-Life, released firmware updates in November 2024, and recommends upgrading hardware; CISA urges federal agencies to apply mitigations by September 24, 2025.

Google fixes actively exploited Android flaws in September

🔒 Google has released the September 2025 Android security update addressing 84 vulnerabilities, including two zero-day flaws observed in limited, targeted exploitation: CVE-2025-38352 (Linux kernel) and CVE-2025-48543 (Android Runtime). The bulletin also patches four critical issues — including an RCE in the System component and three Qualcomm vulnerabilities affecting modem and data stacks. Users are urged to install security patch level 2025-09-01 or 2025-09-05 via Settings > System > Software updates > System update.

Sitecore ViewState Deserialization Zero-Day Advisory

🔒 Mandiant and Sitecore investigated an active ViewState deserialization exploit that allowed remote code execution on internet-facing Sitecore instances that used publicly exposed sample ASP.NET machine keys. Tracked as CVE-2025-53690, the vulnerability enabled attackers to craft malicious __VIEWSTATE payloads, deploy a reconnaissance backdoor (WEEPSTEEL), and stage tunneling and remote access tooling. Sitecore has updated deployments to auto-generate unique machine keys and notified affected customers; Mandiant recommends rotating keys, enabling ViewState MAC, and encrypting secrets in web.config to mitigate similar attacks.

CISA Adds Two TP-Link Vulnerabilities to KEV Catalog

⚠️ CISA has added two TP-Link vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog after evidence of active exploitation: CVE-2023-50224 (TL-WR841N authentication bypass) and CVE-2025-9377 (Archer C7(EU) and TL-WR841N/ND(MS) OS command injection). The agency notes these flaw types are frequent attack vectors and impose significant risk to the federal enterprise under BOD 22-01. Although the directive binds Federal Civilian Executive Branch agencies, CISA urges all organizations to prioritize remediation and reduce exposure.

Google ships September Android patches for 120 flaws

🔒 Google has released its September 2025 Android security updates addressing 120 vulnerabilities, including two issues that Google says have been exploited in limited, targeted attacks. The two highlighted flaws are CVE-2025-38352 (CVSS 7.4), affecting the Linux Kernel, and CVE-2025-48543, impacting the Android Runtime; both can enable local privilege escalation with no user interaction. Google issued patch levels 2025-09-01 and 2025-09-05 to let partners deploy common fixes more quickly and credited Benoît Sevens of TAG with reporting the kernel issue.

CISA Adds TP-Link and WhatsApp Vulnerabilities to KEV

🔒 The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a high‑severity flaw in TP‑Link TL‑WA855RE Wi‑Fi range extenders (CVE‑2020‑24363, CVSS 8.8) to its Known Exploited Vulnerabilities catalog after evidence of active exploitation. The missing authentication issue lets an unauthenticated attacker on the same network submit a TDDP_RESET request to factory‑reset the device and set a new administrative password. CISA also added a WhatsApp vulnerability (CVE‑2025‑55177, CVSS 5.4) that was chained with an Apple platform flaw in a targeted spyware campaign; federal agencies must apply mitigations by September 23, 2025.

Copeland OT Controller Flaws Risk Remote Control and Damage

⚠️ Security firm Armis disclosed 10 vulnerabilities, dubbed Frostbyte10, in Copeland LP E2 and E3 controllers used in heating, cooling, and refrigeration that could let attackers disable or remotely control equipment. Copeland issued firmware 2.31F01; organizations should deploy the update promptly to mitigate exposure. Combined flaws can enable unauthenticated remote code execution with root privileges; specific issues include a predictable default admin account (CVE-2025-6519), API endpoints that expose credential hashes, and unauthenticated file operations. Copeland says engineers acted quickly and that there are no known exploits to date.

Delta EIP Builder XXE Vulnerability (CVE-2025-57704)

🔒 Delta Electronics' EIP Builder (versions 1.11 and earlier) contains an XML External Entity (XXE, CWE-611) vulnerability tracked as CVE-2025-57704 with a CVSS v4 base score of 6.7 and low attack complexity. The flaw can allow processing of malicious external entities and potential disclosure of sensitive information; exploitation requires local access and user interaction. Delta has released v1.12 to address the issue, and CISA recommends applying the update and following ICS defensive practices.

SunPower PVS6 Hard-Coded Credentials Vulnerability

🔒 CISA warns of a high-severity vulnerability in SunPower PVS6 inverters (CVE-2025-9696) caused by hard-coded credentials in the Bluetooth Low Energy (BLE) interface. An attacker within Bluetooth range can exploit published protocol details and fixed encryption parameters to gain full device access, and CISA reports a CVSS v4 base score of 9.4. Successful exploitation could allow firmware replacement, disabling power production, modifying grid or firewall settings, creating SSH tunnels, and manipulating attached devices. SunPower did not respond to coordination; CISA advises minimizing network exposure, isolating control systems, using secure remote access methods such as up-to-date VPNs, and applying targeted intrusion detection and ICS best practices.