Medium severity · published Jan 29, 2024
CVE-2023-4554
XML External Entity (XXE) Processing
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
Improper Restriction of XML External Entity Reference vulnerability in OpenText AppBuilder on Windows, Linux allows Server Side Request Forgery, Probe System Files.
AppBuilder's XML processor is vulnerable to XML External Entity Processing (XXE), allowing an authenticated user to upload specially crafted XML files to induce server-side request forgery, disclose files local to the server that processes them.
This issue affects AppBuilder: from 21.2 before 23.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AP
AppBuilder · OpenText
21.2 before 23.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-4554
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-4554
Permissions Required
https://support.opentext.com/csm?id=ot_kb_search&kb_category=61648712db61781068cfd6c4e296197b
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