CVE-2026-32961 | silex SD-330AC/AMC Manager sx_smpd heap-based overflow

VDB-358277 · CVE-2026-32961 · GCVE-0-2026-32961 SILEX SD-330AC/AMC MANAGER SX_SMPD HEAP-BASED OVERFLOW HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.2 $0-$5k 2.14 Summaryinfo A vulnerability has been found in silex SD-330AC and AMC Manager and classified as critical. The impacted element is an unknown function of the component sx_smpd. The manipulation leads to heap-based overflow. This vulnerability is uniquely identified as CVE-2026-32961. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded. Detailsinfo A vulnerability was found in silex SD-330AC and AMC Manager (the affected version unknown) and classified as critical. This issue affects an unknown part of the component sx_smpd. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is availability. The summary by CVE is: SD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in packet data processing of sx_smpd. Processing a crafted packet may cause a temporary denial-of-service (DoS) condition. The advisory is shared at silex.jp. The identification of this vulnerability is CVE-2026-32961 since 03/17/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. Upgrading eliminates this vulnerability. Productinfo Vendor silex Name AMC Manager SD-330AC CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA CVSS-B Score: 🔒 CNA CVSS-BT Score: 🔒 CNA Vector: 🔒 CVSSv3info VulDB Meta Base Score: 5.3 VulDB Meta Temp Score: 5.2 VulDB Base Score: 5.3 VulDB Temp Score: 5.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 5.3 CNA Vector (jpcert): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Heap-based overflow CWE: CWE-122 / CWE-119 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/17/2026 CVE reserved 04/20/2026 +33 days Advisory disclosed 04/20/2026 +0 days VulDB entry created 04/20/2026 +0 days VulDB entry last update Sourcesinfo Advisory: silex.jp Status: Confirmed CVE: CVE-2026-32961 (🔒) GCVE (CVE): GCVE-0-2026-32961 GCVE (VulDB): GCVE-100-358277 Entryinfo Created: 04/20/2026 07:00 Changes: 04/20/2026 07:00 (74) Complete: 🔍 Cache ID: 99:293:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸