CVE-2011-1512

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-05-31 · updated 2026-06-16
Weakness: CWE-119

Description

Heap-based buffer overflow in xlssr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a malformed BIFF record in a .xls Excel spreadsheet attachment, aka SPR PRAD8E3HKR.

Affected products

Autonomy Keyview: all versions
IBM Lotus Notes: through 8.5.2.2; 3.0, 3.0.0.1, 3.0.0.2, 4.2, 4.2.1, 4.2.2 (+99)

References

http://secunia.com/advisories/44624
http://securityreason.com/securityalert/8263
http://www.coresecurity.com/content/LotusNotes-XLS-viewer-heap-overflow
http://www.ibm.com/support/docview.wss?uid=swg21500034
http://www.securityfocus.com/archive/1/518120/100/0/threaded
http://www.securityfocus.com/bid/47962
https://exchange.xforce.ibmcloud.com/vulnerabilities/67619
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14203
http://secunia.com/advisories/44624
http://securityreason.com/securityalert/8263
http://www.coresecurity.com/content/LotusNotes-XLS-viewer-heap-overflow
http://www.ibm.com/support/docview.wss?uid=swg21500034

Get alerted when CVE-2011-1512 or the next vulnerability affects your stack