XXE in Ibm Aix

CVE-2022-40747

"IBM InfoSphere Information Server 11.7 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 resources…

Vulnerability class: XXE (XML External Entity)

EPSS: 0.009 (56.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-40747?
CVE-2022-40747 is a critical-severity vulnerability in Ibm Aix, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.1/10. Published 2022-11-03.
How severe is CVE-2022-40747?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2022-40747 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.