CVE-2012-4847 — IBM Cognos Business Intelligence (BI) 8.4 and 8.4.1 allows remote authenticated users to cause a denial of service (CPU consumption) via a crafted request containing a zero-valued byte

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MEDIUM

IBM Cognos Business Intelligence (BI) 8.4 and 8.4.1 allows remote authenticated users to cause a denial of service (CPU consumption) via a crafted request containing a zero-valued byte

Published Nov 14, 2012

4.0

MEDIUM

CVSS 2.0

EPSS 0.97%

Description

IBM Cognos Business Intelligence (BI) 8.4 and 8.4.1 allows remote authenticated users to cause a denial of service (CPU consumption) via a crafted request containing a zero-valued byte.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.97% 0.00973

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00973

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.97% (0.00973)	60.66th	v5 (v2026.06.15)
Jun 15, 2026	0.97% (0.00973)	57.29th	v5 (v2026.06.15)
Mar 17, 2025	0.36% (0.00360)	56.04th	v4 (v2025.03.14)
Dec 12, 2024	0.17% (0.00168)	54.93th	v3 (v2023.03.01)
Jun 14, 2024	0.13% (0.00134)	48.75th	v3 (v2023.03.01)
Mar 7, 2023	0.13% (0.00134)	46.73th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)

Weaknesses (1)

CWE-189

References (2)

http://www.ibm.com/support/docview.wss?uid=swg21615445
x_refsource_CONFIRMVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/79536
vdb-entryx_refsource_XF

Link	Providers	Tags
http://www.ibm.com/support/docview.wss?uid=swg21615445		x_refsource_CONFIRMVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/79536		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner ibm

Published Nov 14, 2012

Updated Aug 6, 2024

Reserved Sep 6, 2012

Link CVE-2012-4847

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2012-4847

Red Hat

Severity n/a

Public date n/a

Links CVE-2012-4847