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01 Record

CVE-2011-1243

The Windows Messenger ActiveX control in msgsc.dll in Microsoft Windows XP SP2 and SP3 allows remote attackers to execute arbitrary code via unspecified vectors that "corrupt the system state," aka

UnratedPUBLISHEDCNA: microsoft
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

The Windows Messenger ActiveX control in msgsc.dll in Microsoft Windows XP SP2 and SP3 allows remote attackers to execute arbitrary code via unspecified vectors that "corrupt the system state," aka

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
29.32% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 98.0% of scored records. A rank, not a probability.
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Modified. NVD last modified this record on 2026-06-16.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2011-04-13 18:00Z15 YR AGO
Last updated
2024-08-06 22:21Z2 YR AGO
Reserved
2011-03-04
Assigning CNA
microsoft
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
Data version
5.1
Document digest
0e7304c2fb91c0ed398687756f59d17a73ca64877b0130bd9169b6dcd4f258b0

05 Affected products

VendorProductVersionsPlatforms
microsoftwindows_xpNot specified—

06 References