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Fencer Intel
critical 9.3

CVE-2011-1213 in the critical feed json

Integer underflow in lzhsr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitra…

published 2011-05-31 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1221

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
33.0%
EPSS 33.0% chance of exploitation in 30 days, percentile 98%
public exploits
3
Metasploit, Exploit-DB

Summary

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.

Timeline

  1. First public exploit (Metasploit exploit/windows/fileformat/lotusnotes_lzh)
  2. Published

Exploit prediction

32.96% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.