CVE-2011-1218
CWE-119Published: May 31, 2011· Updated: Jun 16, 2026
Official Description
Buffer overflow in kvarcve.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a crafted .zip attachment, aka SPR PRAD8E3NSP. NOTE: some of these details are obtained from third party information.
Technical Analysis
CVE-2011-1218 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (10)
Quick Facts
Related CVEs (CWE-119)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2011-1218 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts