What’s Vulnerable › Vulnerabilities

CVE-2018-25266: Angry IP Scanner 3.5.3 Denial of Service via Preferences Buffer Overflow

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-22 · updated 2026-06-17
• Weakness: CWE-787

Description

Angry IP Scanner 3.5.3 contains a buffer overflow vulnerability in the preferences dialog that allows local attackers to crash the application by supplying an excessively large string. Attackers can generate a file containing a massive buffer of repeated characters and paste it into the unavailable value field in the display preferences to trigger a denial of service.

Affected products

• Angryip Angry IP Scanner: 3.5.3

References

• https://angryip.org
• https://www.exploit-db.com/exploits/45993
• https://www.vulncheck.com/advisories/angry-ip-scanner-denial-of-service-via-preferences-buffer-overflow

Get alerted when CVE-2018-25266 or the next vulnerability affects your stack