PT-2023-25664 · Shibboleth+3 · Shibboleth Service Provider+4

Juriën De Jong · Published 2023-06-18 · Updated 2024-02-05 · CVE-2023-36661

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Shibboleth XMLTooling versions prior to 3.2.4 Shibboleth Service Provider versions prior to 3.4.1.3

Description The issue allows Server-Side Request Forgery (SSRF) via a crafted KeyInfo element. This can be exploited by manipulating the KeyInfo element in a way that forces the server to make unintended requests. The estimated number of potentially affected devices worldwide is not specified. There is no information provided about real-world incidents where this issue was exploited.

Recommendations For Shibboleth XMLTooling versions prior to 3.2.4, update to version 3.2.4 or later. For Shibboleth Service Provider versions prior to 3.4.1.3, update to version 3.4.1.3 or later. As a temporary workaround, consider restricting access to the KeyInfo element to minimize the risk of exploitation.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2023-36661

DLA-3464-1

DSA-5432-1

OPENSUSE-SU-2023_3089-1

SUSE-SU-2023:2766-1

SUSE-SU-2023:2975-1

SUSE-SU-2023:3089-1

SUSE-SU-2023_2975-1

SUSE-SU-2023_3089-1

USN-6274-1

Affected Products

Astra Linux

Shibboleth Service Provider

Shibboleth Xmltooling-C

Suse

Ubuntu

References · 28

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/ivanti_connect_secure_rce_cve_2024_21893.rb · Exploit
• https://security-tracker.debian.org/tracker/CVE-2023-36661 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6274-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:2766-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-36661 · Security Note
• https://debian.org/security/2023/dsa-5432 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3464-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-36661 · Vendor Advisory
• https://shibboleth.net/community/advisories/secadv_20230612.txt · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-36661 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-36661 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:3089-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-36661 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-36661 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-6274-1 · Vendor Advisory