Platform
windows
Component
ip-tools
Fixed in
2.50.1
CVE-2018-25256 describes a buffer overflow vulnerability discovered in IP TOOLS version 2.50. This flaw allows a local attacker to crash the application's SNMP Scanner component by providing oversized input. The vulnerability can lead to denial of service and, potentially, SEH overwrite, impacting system stability. While a direct patch is not available, mitigation strategies can reduce the risk.
The primary impact of CVE-2018-25256 is denial of service (DoS). An attacker can reliably crash the IP TOOLS application by crafting malicious input and triggering the SNMP Scanner. While the description mentions a potential SEH overwrite, the likelihood and exploitability of this aspect are not explicitly detailed. Successful exploitation could disrupt network monitoring and troubleshooting activities that rely on IP TOOLS. The local nature of the vulnerability limits the attack surface, but it still poses a risk within environments where an attacker has local access to the system running IP TOOLS.
CVE-2018-25256 was published on 2026-04-05. There is no indication of active exploitation campaigns or KEV listing. Public proof-of-concept (PoC) code is not widely available, suggesting a relatively low exploitation probability. The vulnerability's local nature and lack of readily available exploits further reduce the immediate risk.
Exploit Status
EPSS
0.02% (4% percentile)
CISA SSVC
CVSS Vector
Since a direct patch for CVE-2018-25256 is not available, mitigation focuses on reducing the attack surface and detecting malicious input. Consider restricting local user privileges to minimize the potential for exploitation. Implement Web Application Firewall (WAF) rules or proxy configurations to filter out oversized or malformed input destined for the SNMP Scanner. Monitor system logs for crashes or unexpected behavior related to IP TOOLS. While not a direct fix, upgrading to a newer, potentially patched version of IP TOOLS (if available from the vendor) is always recommended. After implementing WAF rules, verify their effectiveness by attempting to trigger the vulnerability with oversized input and confirming that the input is blocked.
Update to a patched version of IP TOOLS. See the vendor website (https://www.ks-soft.net/ip-tools.eng/index.htm) for information on available updates and how to apply the fix.
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CVE-2018-25256 is a buffer overflow vulnerability in IP TOOLS 2.50's SNMP Scanner component. Local attackers can crash the application by providing oversized input, leading to denial of service.
You are affected if you are using IP TOOLS version 2.50 and have local attackers on your system. The vulnerability requires local access to exploit.
A direct patch is not available. Mitigate by restricting local user privileges, implementing WAF rules to filter oversized input, and monitoring system logs.
There is no public evidence of active exploitation campaigns targeting CVE-2018-25256 at this time.
Check the vendor's website or security mailing lists for updates related to CVE-2018-25256. The vulnerability is documented in the NVD database.
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