MEDIUM
CVE-2021-20461
CWE-668Published: June 30, 2021· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
IBM Cognos Analytics 10.0 and 11.1 is susceptible to a weakness in the implementation of the System Appearance configuration setting. An attacker could potentially bypass business logic to modify the appearance and behavior of the application. IBM X-Force ID: 196770.
Technical Analysis
CVE-2021-20461 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (6)
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/196770VDB Entry · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20210720-0007/Third Party Advisory
→
https://www.ibm.com/support/pages/node/6466729Vendor Advisory
→
https://exchange.xforce.ibmcloud.com/vulnerabilities/196770VDB Entry · Vendor Advisory
→
https://security.netapp.com/advisory/ntap-20210720-0007/Third Party Advisory
→
https://www.ibm.com/support/pages/node/6466729Vendor Advisory
Quick Facts
CVE IDCVE-2021-20461
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-668
CISA KEVNo
Affected2 vendor(s)
PublishedJun 30, 2021
Related CVEs (CWE-668)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-20461 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.