What is CVE-2020-4876?

CVE-2020-4876 is a high-severity vulnerability in Ibm Cognos Controller, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.2/10. Published 2022-01-21.

How severe is CVE-2020-4876?

High severity. CVSS v3 base score is 8.2 out of 10.

XXE in Ibm Cognos Controller

CVE-2020-4876

IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory…

Vulnerability class: XXE (XML External Entity)

EPSS: 0.017 (75.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L.

Affected products

Ibm Cognos Controller — versions 10.4.0, 10.4.1, 10.4.2
Ibm Cognos_controller — versions 10.4.0, 10.4.1, 10.4.2
Microsoft Windows

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

psirt@us.ibm.com (x_refsource_CONFIRM, Vendor Advisory)
psirt@us.ibm.com (VDB Entry, vdb-entry, Vendor Advisory, x_refsource_XF)

Frequently asked questions

What is CVE-2020-4876?: CVE-2020-4876 is a high-severity vulnerability in Ibm Cognos Controller, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.2/10. Published 2022-01-21.
How severe is CVE-2020-4876?: High severity. CVSS v3 base score is 8.2 out of 10.