What is CVE-2022-36969?

CVE-2022-36969 is a high-severity vulnerability in Aveva Edge, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2023-03-29.

How severe is CVE-2022-36969?

High severity. CVSS v3 base score is 7.1 out of 10.

XXE in Aveva Edge

CVE-2022-36969

This vulnerability allows remote attackers to disclose sensitive information on affected installations of AVEVA Edge 2020 SP2 Patch 0(4201.2111.1802.0000). User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the LoadImportedLibraries method. Due to the improper restriction of XML External Entity (XXE) references, a crafted document specifying a URI causes the XML parser to access the URI and embed the contents back into the XML document for further processing. An attacker can leverage this vulnerability to disclose information in the context of the current process. Was ZDI-CAN-17394.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.138 (96.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.

Affected products

Aveva Aveva_edge
Aveva Edge — versions 2020 SP2 Patch 0(4201.2111.1802.0000)

Weakness classification (CWE)

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

References

zdi-disclosures@trendmicro.com (Patch, Vendor Advisory)
zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2022-36969?: CVE-2022-36969 is a high-severity vulnerability in Aveva Edge, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.1/10. Published 2023-03-29.
How severe is CVE-2022-36969?: High severity. CVSS v3 base score is 7.1 out of 10.