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01 Record

CVE-2021-29747

IBM InfoSphere Information Server 11.7 could allow a remote attacker to obtain highly sensitive information due to a vulnerability in the authentication mechanism. IBM X-Force ID: 201775.

MediumPUBLISHEDCNA: ibm
CNA base score5.9 CVSS v3.xCVSS:3.0/AV:N/UI:N/S:U/AC:H/PR:N/I:N/C:H/A:N/RL:O/E:U/RC:C
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02 Description

IBM InfoSphere Information Server 11.7 could allow a remote attacker to obtain highly sensitive information due to a vulnerability in the authentication mechanism. IBM X-Force ID: 201775.

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
1.91% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 79.6% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
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
2021-05-17 17:10Z5 YR AGO
Last updated
2024-09-17 00:01Z2 YR AGO
Reserved
2021-03-31
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Medium (CVSS 5.9)
CNA CVSS vector
CVSS:3.0/AV:N/UI:N/S:U/AC:H/PR:N/I:N/C:H/A:N/RL:O/E:U/RC:C
Weaknesses
No CWE assigned
Data version
5.1
Document digest
4ce5cb6288d6f6991f50cec494d2cdf64299f27bd520ae0bd584b7c4a4fbfffe

05 Affected products

VendorProductVersionsPlatforms
IBMInfoSphere Information Server11.7—

06 References