CVE Vulnerability Advisory Database

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Showing 1–13 of 13 advisories (Page 1/1)
CVE-2026-735708.9/HIGHEPSS 71.7%CISA KEV
2026-08-13

Zimbra Collaboration Suite (ZCS) Remote Code Execution Vulnerability Advisory (CVE-2026-73570, CISA KEV Listed)

[Affected Scope] Zimbra Collaboration (ZCS) versions prior to 10.1.20, specifically when the optional zimbra-snmp package is installed and SNMP notifications are enabled.

[Impact] An unauthenticated remote attacker can execute arbitrary operating system commands as the Zimbra user by sending specially crafted SMTP requests.

[Mitigation] Immediately upgrade Zimbra Collaboration to version 10.1.20 or later, or temporarily disable the zimbra-snmp service.

CVE-2025-203527.7/HIGHEPSS 40.6%CISA KEV
2025-09-24

Cisco IOS and IOS XE SNMP Subsystem Stack Overflow Vulnerability (CVE-2025-20352) Technical Advisory

[Affected Scope] All versions of Cisco IOS and Cisco IOS XE Software with active SNMP services

[Impact] Authenticated attackers can trigger a system reload (DoS) or execute arbitrary code with root privileges (RCE) via crafted SNMP packets

[Mitigation] Apply official Cisco software updates immediately, restrict SNMP access via ACLs, or disable unused SNMP services

CVE-2018-01616.3/MEDIUMEPSS 4.1%CISA KEV
2018-03-28

Cisco IOS Catalyst Switches SNMP ciscoFlashMIB Denial of Service Vulnerability (CVE-2018-0161) Technical Advisory

[Affected Scope] Cisco Catalyst 2960-L Series, Catalyst Digital Building Series 8P, and 8U Switches running vulnerable Cisco IOS and configured with SNMPv2 or SNMPv3.

[Impact] An authenticated remote attacker can trigger a device reload (Denial of Service) via a SYS-3-CPUHOG error by sending a crafted SNMP GET request for the ciscoFlashMIB OID.

[Mitigation] Apply the official Cisco IOS software updates, or implement SNMP MIB views to exclude access to the ciscoFlashMIB OID and restrict SNMP access using ACLs.

CVE-2017-67448.8/HIGHEPSS 7.3%CISA KEV
2017-07-17

Cisco IOS and IOS XE SNMP Subsystem Remote Code Execution and DoS Vulnerability (CVE-2017-6744)

[Affected Scope] Cisco IOS and IOS XE Software with SNMP enabled and affected MIBs/OIDs not explicitly excluded

[Impact] An authenticated, remote attacker can execute arbitrary code with full system control or cause a denial of service (system reload)

[Mitigation] Apply official Cisco software updates, or implement workarounds by restricting SNMP views to exclude vulnerable MIBs and enforcing ACLs

CVE-2017-67438.8/HIGHEPSS 10.8%CISA KEV
2017-07-17

Cisco IOS and IOS XE SNMP Subsystem Remote Code Execution Vulnerability (CVE-2017-6743)

[Affected Scope] Cisco IOS and IOS XE Software with SNMP enabled and affected MIBs/OIDs not explicitly excluded

[Impact] Authenticated remote attackers can execute arbitrary code with full system privileges or trigger a device reload (DoS) via crafted SNMP packets

[Mitigation] Apply official Cisco software updates, restrict SNMP access using ACLs, enforce strong community strings/credentials, or disable vulnerable MIB views

CVE-2017-67428.8/HIGHEPSS 21.3%CISA KEV
2017-07-17

Cisco IOS and IOS-XE SNMP Buffer Overflow Remote Code Execution Vulnerability (CVE-2017-6742) Security Advisory

[Affected Scope] Cisco IOS and IOS-XE devices with active SNMP services and exposed valid credentials (community strings or SNMPv3 users)

[Impact] An authenticated remote attacker can send crafted SNMP packets to trigger a buffer overflow, causing a system reload (DoS) or executing arbitrary code with full administrative privileges

[Mitigation] Apply official Cisco software updates, restrict SNMP access using strict Access Control Lists (ACLs), or disable SNMP services if not required

CVE-2017-67408.8/HIGHEPSS 11.1%CISA KEV
2017-07-17

Cisco IOS and IOS XE SNMP Subsystem Remote Code Execution and DoS Vulnerability (CVE-2017-6740)

[Affected Scope] All Cisco devices running Cisco IOS or IOS XE software with SNMP enabled and affected MIBs/OIDs not explicitly excluded

[Impact] An authenticated, remote attacker can execute arbitrary code with full system privileges or trigger a device reload, causing a complete Denial of Service (DoS)

[Mitigation] Apply official software updates via Cisco IOS Software Checker, or implement workarounds including SNMP View restrictions and Access Control Lists (ACLs)

CVE-2017-67398.8/HIGHEPSS 10.8%CISA KEV
2017-07-17

Cisco IOS and IOS-XE SNMP Buffer Overflow Remote Code Execution Vulnerability (CVE-2017-6739)

[Affected Scope] Cisco IOS and IOS-XE devices with active SNMP services and exposed community strings or user credentials.

[Impact] Authenticated remote attackers can trigger a buffer overflow via crafted SNMP packets, leading to system reload (DoS) or full remote code execution (RCE) with administrative privileges.

[Mitigation] Apply official Cisco software updates, restrict SNMP access using strict Access Control Lists (ACLs), or disable SNMP services if not required.

CVE-2017-67388.8/HIGHEPSS 10.8%CISA KEV
2017-07-17

Cisco IOS and IOS XE SNMP Subsystem Remote Code Execution and DoS Vulnerability (CVE-2017-6738)

[Affected Scope] Cisco IOS and IOS XE Software with SNMP enabled and affected MIBs/OIDs not explicitly excluded

[Impact] Authenticated remote attackers can execute arbitrary code with full system control or trigger a device reload by sending crafted SNMP packets

[Mitigation] Apply official software updates via Cisco IOS Software Checker, or implement SNMPv3 hardening and MIB filtering workarounds

CVE-2017-67378.8/HIGHEPSS 45.0%CISA KEV
2017-07-17

Cisco IOS and IOS-XE SNMP Buffer Overflow Remote Code Execution Vulnerability (CVE-2017-6737) Security Advisory

[Affected Scope] Cisco IOS and IOS-XE network devices with active SNMP services and exposed valid credentials (community strings or SNMPv3 user credentials).

[Impact] An authenticated, remote attacker can send crafted SNMP packets to trigger a buffer overflow, leading to a system reload or arbitrary remote code execution (RCE) with full administrative control.

[Mitigation] Apply official Cisco software patches immediately, or restrict SNMP access using Infrastructure ACLs and enforce complex community strings as a temporary workaround.

CVE-2017-67368.8/HIGHEPSS 70.3%CISA KEV
2017-07-17

Cisco IOS and IOS XE SNMP Subsystem Remote Code Execution and DoS Vulnerability (CVE-2017-6736)

[Affected Scope] All Cisco devices running Cisco IOS and IOS XE Software with SNMP enabled and affected MIBs/OIDs not explicitly excluded

[Impact] Authenticated remote attackers can execute arbitrary code with full system privileges or trigger a device reload, leading to complete infrastructure compromise or denial of service

[Mitigation] Apply fixed software versions via Cisco IOS Software Checker, or implement workarounds including SNMP community ACLs, MIB view restrictions, or disabling SNMP

CVE-2016-85627.5/HIGHEPSS 3.6%CISA KEV
2016-11-18

Siemens SIMATIC CP 1543-1 SNMP Write Privilege Bypass Vulnerability (CVE-2016-8562) Security Advisory

[Affected Scope] Siemens SIMATIC CP 1543-1 and SIPLUS NET CP 1543-1 (All versions < V2.0.28)

[Impact] Unauthorized modification of read-only SNMP variables via port 161/udp, potentially leading to reduced availability or Denial-of-Service (DoS)

[Mitigation] Immediately upgrade firmware to V2.0.28 or higher, and restrict access to port 161/udp using network firewalls

CVE-2016-63668.8/HIGHEPSS 87.6%CISA KEV
2016-08-18

Cisco ASA SNMP Buffer Overflow Remote Code Execution Vulnerability (CVE-2016-6366, EXTRABACON)

[Affected Scope] Cisco Adaptive Security Appliance (ASA) Software through 9.4.2.3 on ASA 5500, 5500-X, ASAv, Firepower 9300, PIX, and FWSM devices

[Impact] Remote authenticated attackers can exploit this vulnerability to execute arbitrary code (RCE) with elevated privileges or cause a denial of service (DoS) via crafted IPv4 SNMP packets

[Mitigation] Apply official Cisco software updates immediately, restrict SNMP access using strict Access Control Lists (ACLs), and rotate SNMP community strings

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