CVE-2023-4550: appbuilder Input Validation Flaw (CVSS 7.5)

Description

Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files. An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted. This issue affects AppBuilder: from 21.2 before 23.2.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-20 Improper Input Validation

CWE-552 CWE-552

Affected Products

Vendor	Product	Versions
opentext	appbuilder	21.2 — 23.2
linux	linux_kernel	All
microsoft	windows	All

References

Other References

https://support.opentext.com/csm?id=ot_kb_search&kb_category=61648712db61781068cfd6c4e296197b https://support.opentext.com/csm?id=ot_kb_search&kb_category=61648712db61781068cfd6c4e296197b

Frequently Asked Questions

What is CVE-2023-4550? +

Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files. An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted. This issue affects AppBuilder: from 21.2 before 23.2. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-4550? +

CVE-2023-4550 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-4550? +

CVE-2023-4550 affects products from linux, microsoft, opentext, specifically: appbuilder, linux_kernel, windows. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-4550? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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