CVE-2011-1213

Exp

Integer underflow in lzhsr.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 header in a .lzh attachment that triggers a stack-based buffer overflow, aka SPR PRAD88MJ2W.

Published: 2011-05-31 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2011-1213 is rated High Exploit Risk (82.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 74.61%, 99th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2011-1213

EDB-ID Source Kind Published Link
17448 exploit_db edb 2011-06-23 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2011-1213

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-02-07 78.66% 74.61% -4.04%
2 2025-09-17 80.85% 78.66% -2.19%
3 2025-07-05 80.85%

Full EPSS history (25 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-1213

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
8.6 10.0 [email protected]

Weakness enumeration for CVE-2011-1213

Affected software / configurations for CVE-2011-1213

Vendor Product Version Raw CPE
ibm lotus_notes <= 8.5.2.2 cpe:2.3:a:ibm:lotus_notes:*:*:*:*:*:*:*:*
ibm lotus_notes 3.0 cpe:2.3:a:ibm:lotus_notes:3.0:*:*:*:*:*:*:*
ibm lotus_notes 3.0.0.1 cpe:2.3:a:ibm:lotus_notes:3.0.0.1:*:*:*:*:*:*:*
ibm lotus_notes 3.0.0.2 cpe:2.3:a:ibm:lotus_notes:3.0.0.2:*:*:*:*:*:*:*
ibm lotus_notes 4.2 cpe:2.3:a:ibm:lotus_notes:4.2:*:*:*:*:*:*:*
ibm lotus_notes 4.2.1 cpe:2.3:a:ibm:lotus_notes:4.2.1:*:*:*:*:*:*:*
ibm lotus_notes 4.2.2 cpe:2.3:a:ibm:lotus_notes:4.2.2:*:*:*:*:*:*:*
ibm lotus_notes 4.5 cpe:2.3:a:ibm:lotus_notes:4.5:*:*:*:*:*:*:*
ibm lotus_notes 4.6 cpe:2.3:a:ibm:lotus_notes:4.6:*:*:*:*:*:*:*
ibm lotus_notes 4.6.7a cpe:2.3:a:ibm:lotus_notes:4.6.7a:*:*:*:*:*:*:*
ibm lotus_notes 4.6.7h cpe:2.3:a:ibm:lotus_notes:4.6.7h:*:*:*:*:*:*:*
ibm lotus_notes 5.0 cpe:2.3:a:ibm:lotus_notes:5.0:*:*:*:*:*:*:*
ibm lotus_notes 5.0.1 cpe:2.3:a:ibm:lotus_notes:5.0.1:*:*:*:*:*:*:*
ibm lotus_notes 5.0.1.02 cpe:2.3:a:ibm:lotus_notes:5.0.1.02:*:*:*:*:*:*:*
ibm lotus_notes 5.0.1a cpe:2.3:a:ibm:lotus_notes:5.0.1a:*:*:*:*:*:*:*
ibm lotus_notes 5.0.1b cpe:2.3:a:ibm:lotus_notes:5.0.1b:*:*:*:*:*:*:*
ibm lotus_notes 5.0.1c cpe:2.3:a:ibm:lotus_notes:5.0.1c:*:*:*:*:*:*:*
ibm lotus_notes 5.0.2 cpe:2.3:a:ibm:lotus_notes:5.0.2:*:*:*:*:*:*:*
ibm lotus_notes 5.0.2a cpe:2.3:a:ibm:lotus_notes:5.0.2a:*:*:*:*:*:*:*
ibm lotus_notes 5.0.2b cpe:2.3:a:ibm:lotus_notes:5.0.2b:*:*:*:*:*:*:*
ibm lotus_notes 5.0.2c cpe:2.3:a:ibm:lotus_notes:5.0.2c:*:*:*:*:*:*:*
ibm lotus_notes 5.0.3 cpe:2.3:a:ibm:lotus_notes:5.0.3:*:*:*:*:*:*:*
ibm lotus_notes 5.0.4 cpe:2.3:a:ibm:lotus_notes:5.0.4:*:*:*:*:*:*:*
ibm lotus_notes 5.0.4a cpe:2.3:a:ibm:lotus_notes:5.0.4a:*:*:*:*:*:*:*
ibm lotus_notes 5.0.5 cpe:2.3:a:ibm:lotus_notes:5.0.5:*:*:*:*:*:*:*
ibm lotus_notes 5.0.5.01 cpe:2.3:a:ibm:lotus_notes:5.0.5.01:*:*:*:*:*:*:*
ibm lotus_notes 5.0.5.02 cpe:2.3:a:ibm:lotus_notes:5.0.5.02:*:*:*:*:*:*:*
ibm lotus_notes 5.0.6 cpe:2.3:a:ibm:lotus_notes:5.0.6:*:*:*:*:*:*:*
ibm lotus_notes 5.0.6a cpe:2.3:a:ibm:lotus_notes:5.0.6a:*:*:*:*:*:*:*
ibm lotus_notes 5.0.6a.01 cpe:2.3:a:ibm:lotus_notes:5.0.6a.01:*:*:*:*:*:*:*
ibm lotus_notes 5.0.7 cpe:2.3:a:ibm:lotus_notes:5.0.7:*:*:*:*:*:*:*
ibm lotus_notes 5.0.7a cpe:2.3:a:ibm:lotus_notes:5.0.7a:*:*:*:*:*:*:*
ibm lotus_notes 5.0.8 cpe:2.3:a:ibm:lotus_notes:5.0.8:*:*:*:*:*:*:*
ibm lotus_notes 5.0.9 cpe:2.3:a:ibm:lotus_notes:5.0.9:*:*:*:*:*:*:*
ibm lotus_notes 5.0.9a cpe:2.3:a:ibm:lotus_notes:5.0.9a:*:*:*:*:*:*:*
ibm lotus_notes 5.0.10 cpe:2.3:a:ibm:lotus_notes:5.0.10:*:*:*:*:*:*:*
ibm lotus_notes 5.0.11 cpe:2.3:a:ibm:lotus_notes:5.0.11:*:*:*:*:*:*:*
ibm lotus_notes 5.0.12 cpe:2.3:a:ibm:lotus_notes:5.0.12:*:*:*:*:*:*:*
ibm lotus_notes 5.0a cpe:2.3:a:ibm:lotus_notes:5.0a:*:*:*:*:*:*:*
ibm lotus_notes 5.02 cpe:2.3:a:ibm:lotus_notes:5.02:*:*:*:*:*:*:*
ibm lotus_notes 6.0 cpe:2.3:a:ibm:lotus_notes:6.0:*:*:*:*:*:*:*
ibm lotus_notes 6.0.1 cpe:2.3:a:ibm:lotus_notes:6.0.1:*:*:*:*:*:*:*
ibm lotus_notes 6.0.1 cpe:2.3:a:ibm:lotus_notes:6.0.1:cf1:*:*:*:*:*:*
ibm lotus_notes 6.0.1 cpe:2.3:a:ibm:lotus_notes:6.0.1:cf2:*:*:*:*:*:*
ibm lotus_notes 6.0.1 cpe:2.3:a:ibm:lotus_notes:6.0.1:cf3:*:*:*:*:*:*
ibm lotus_notes 6.0.2 cpe:2.3:a:ibm:lotus_notes:6.0.2:*:*:*:*:*:*:*
ibm lotus_notes 6.0.2 cpe:2.3:a:ibm:lotus_notes:6.0.2:cf1:*:*:*:*:*:*
ibm lotus_notes 6.0.2 cpe:2.3:a:ibm:lotus_notes:6.0.2:cf2:*:*:*:*:*:*
ibm lotus_notes 6.0.2.2 cpe:2.3:a:ibm:lotus_notes:6.0.2.2:*:*:*:*:*:*:*
ibm lotus_notes 6.0.3 cpe:2.3:a:ibm:lotus_notes:6.0.3:*:*:*:*:*:*:*
ibm lotus_notes 6.0.4 cpe:2.3:a:ibm:lotus_notes:6.0.4:*:*:*:*:*:*:*
ibm lotus_notes 6.0.5 cpe:2.3:a:ibm:lotus_notes:6.0.5:*:*:*:*:*:*:*
ibm lotus_notes 6.5 cpe:2.3:a:ibm:lotus_notes:6.5:*:*:*:*:*:*:*
ibm lotus_notes 6.5.1 cpe:2.3:a:ibm:lotus_notes:6.5.1:*:*:*:*:*:*:*
ibm lotus_notes 6.5.2 cpe:2.3:a:ibm:lotus_notes:6.5.2:*:*:*:*:*:*:*
ibm lotus_notes 6.5.3 cpe:2.3:a:ibm:lotus_notes:6.5.3:*:*:*:*:*:*:*
ibm lotus_notes 6.5.3.1 cpe:2.3:a:ibm:lotus_notes:6.5.3.1:*:*:*:*:*:*:*
ibm lotus_notes 6.5.4 cpe:2.3:a:ibm:lotus_notes:6.5.4:*:*:*:*:*:*:*
ibm lotus_notes 6.5.4.1 cpe:2.3:a:ibm:lotus_notes:6.5.4.1:*:*:*:*:*:*:*
ibm lotus_notes 6.5.4.2 cpe:2.3:a:ibm:lotus_notes:6.5.4.2:*:*:*:*:*:*:*
ibm lotus_notes 6.5.4.3 cpe:2.3:a:ibm:lotus_notes:6.5.4.3:*:*:*:*:*:*:*
ibm lotus_notes 6.5.5 cpe:2.3:a:ibm:lotus_notes:6.5.5:*:*:*:*:*:*:*
ibm lotus_notes 6.5.5.1 cpe:2.3:a:ibm:lotus_notes:6.5.5.1:*:*:*:*:*:*:*
ibm lotus_notes 6.5.5.2 cpe:2.3:a:ibm:lotus_notes:6.5.5.2:*:*:*:*:*:*:*
ibm lotus_notes 6.5.5.3 cpe:2.3:a:ibm:lotus_notes:6.5.5.3:*:*:*:*:*:*:*
ibm lotus_notes 6.5.6 cpe:2.3:a:ibm:lotus_notes:6.5.6:*:*:*:*:*:*:*
ibm lotus_notes 6.5.6.1 cpe:2.3:a:ibm:lotus_notes:6.5.6.1:*:*:*:*:*:*:*
ibm lotus_notes 6.5.6.2 cpe:2.3:a:ibm:lotus_notes:6.5.6.2:*:*:*:*:*:*:*
ibm lotus_notes 6.5.6.3 cpe:2.3:a:ibm:lotus_notes:6.5.6.3:*:*:*:*:*:*:*
ibm lotus_notes 7.0 cpe:2.3:a:ibm:lotus_notes:7.0:*:*:*:*:*:*:*
ibm lotus_notes 7.0.0 cpe:2.3:a:ibm:lotus_notes:7.0.0:*:*:*:*:*:*:*
ibm lotus_notes 7.0.1 cpe:2.3:a:ibm:lotus_notes:7.0.1:*:*:*:*:*:*:*
ibm lotus_notes 7.0.1.1 cpe:2.3:a:ibm:lotus_notes:7.0.1.1:*:*:*:*:*:*:*
ibm lotus_notes 7.0.2 cpe:2.3:a:ibm:lotus_notes:7.0.2:*:*:*:*:*:*:*
ibm lotus_notes 7.0.2.1 cpe:2.3:a:ibm:lotus_notes:7.0.2.1:*:*:*:*:*:*:*
ibm lotus_notes 7.0.2.2 cpe:2.3:a:ibm:lotus_notes:7.0.2.2:*:*:*:*:*:*:*
ibm lotus_notes 7.0.2.3 cpe:2.3:a:ibm:lotus_notes:7.0.2.3:*:*:*:*:*:*:*
ibm lotus_notes 7.0.3 cpe:2.3:a:ibm:lotus_notes:7.0.3:*:*:*:*:*:*:*
ibm lotus_notes 7.0.3.1 cpe:2.3:a:ibm:lotus_notes:7.0.3.1:*:*:*:*:*:*:*
ibm lotus_notes 7.0.4 cpe:2.3:a:ibm:lotus_notes:7.0.4:*:*:*:*:*:*:*

References for CVE-2011-1213

cvelogic Threat Intelligence