How severe is CVE-2021-20464?

CVE-2021-20464 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-20464 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-20464?

CVE-2021-20464 primarily affects Ibm Cognos Analytics. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-20464?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-20464 published?

CVE-2021-20464 was published on 2022-04-22 and last updated on 2026-06-17.

CVE-2021-20464

CVE-2021-20464 is a medium-severity vulnerability in Ibm Cognos Analytics with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-776.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-776
Affected product: Ibm Cognos Analytics
Published: 2022-04-22
Last modified: 2026-06-17

Description

IBM Cognos Analytics PowerPlay (IBM Cognos Analytics 11.1.7, 11.2.0, and 11.1.7) could be vulnerable to an XML Bomb attack by a malicious authenticated user. IBM X-Force ID: 196813.

Frequently asked questions

What is CVE-2021-20464?: IBM Cognos Analytics PowerPlay (IBM Cognos Analytics 11.1.7, 11.2.0, and 11.1.7) could be vulnerable to an XML Bomb attack by a malicious authenticated user. IBM X-Force ID: 196813.
How severe is CVE-2021-20464?: CVE-2021-20464 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-20464 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-20464?: CVE-2021-20464 primarily affects Ibm Cognos Analytics. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-20464?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-20464 published?: CVE-2021-20464 was published on 2022-04-22 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:ibm:cognos_analytics:11.1.7:-:*:*:*:*:*:*
cpe:2.3:a:ibm:cognos_analytics:11.2.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cognos_analytics:11.2.1:*:*:*:*:*:*:*
cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*

More vulnerabilities in Ibm Cognos Analytics

CVE-2020-4561 — Critical (CVSS 10.0): IBM Cognos Analytics 11.0 and 11.1 DQM API allows submitting of all control requests in unauthenticated sessions. This…
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CVE-2020-4377 — Critical (CVSS 9.1): IBM Cognos Anaytics 11.0 and 11.1 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML…
CVE-2024-51466 — Critical (CVSS 9.0): IBM Cognos Analytics 11.2.0 through 11.2.4 FP4 and 12.0.0 through 12.0.4 is vulnerable to an Expression Language…
CVE-2021-38886 — High (CVSS 8.8): IBM Cognos Analytics 11.1.7, 11.2.0, and 11.1.7 is vulnerable to cross-site request forgery which could allow an…
CVE-2021-29756 — High (CVSS 8.8): IBM Cognos Analytics 11.1.7 and 11.2.0 is vulnerable to cross-site request forgery (CSRF) in the My Inbox page which…

All CVEs affecting Ibm Cognos Analytics →

Other CWE-776 vulnerabilities

CVE-2019-19144 — Critical (CVSS 9.8): XML External Entity Injection vulnerability in Quantum DXi6702 2.3.0.3 (11449-53631 Build304) devices via…
CVE-2022-23640 — Critical (CVSS 9.8): Excel-Streaming-Reader is an easy-to-use implementation of a streaming Excel reader using Apache POI. Prior to…
CVE-2014-2228 — Critical (CVSS 9.8): The XStream extension in HP Fortify SCA before 2.2 RC3 allows remote attackers to execute arbitrary code via unsafe…
CVE-2013-4335 — Critical (CVSS 9.8): opOpenSocialPlugin 0.8.2.1, > 0.9.9.2, 0.9.13, 1.2.6: Multiple XML External Entity Injection Vulnerabilities
CVE-2021-23926 — Critical (CVSS 9.1): The XML parsers used by XMLBeans up to version 2.6.0 did not set the properties needed to protect the user from…
CVE-2020-24590 — Critical (CVSS 9.1): The Management Console in WSO2 API Manager through 3.1.0 and API Microgateway 2.2.0 allows XML Entity Expansion attacks.

Browse all CWE-776 vulnerabilities →