PT-2023-7891 · Sap · Sap-Xssec+1

Rosenblueh · Published 2023-12-11 · Updated 2024-09-28 · CVE-2023-50423

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions SAP BTP Security Services Integration Library (Python sap-xssec) versions < 4.1.0

Description The issue is related to insecure privilege management in the SAP XS Advanced sap-xssec library, which is part of the SAP Business Technology Platform (BTP). This allows an unauthenticated attacker to escalate privileges under certain conditions, obtaining arbitrary permissions within the application.

Recommendations Upgrade to a patched version >= 4.1.0 It is recommended to upgrade to the latest released version to ensure the issue is fully resolved. No workarounds are available for this issue.

Fix

IDOR

Improper Privilege Management

Weakness Enumeration

CWE-639

CWE-749

CWE-269

Related Identifiers

BDU:2023-08962

CVE-2023-50423

GHSA-6MJG-37CP-42X5

GHSA-P99H-PFG6-QRFG

PYSEC-2023-261

Affected Products

Sap Btp Security Services Integration Library

Sap-Xssec

References · 17

• https://github.com/SAP/cloud-pysec/security/advisories/GHSA-6mjg-37cp-42x5 · Vendor Advisory
• https://me.sap.com/notes/3411067 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-50423 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-6mjg-37cp-42x5 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2023-261 · Vendor Advisory
• https://sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html · Vendor Advisory
• https://blogs.sap.com/2023/12/12/unveiling-critical-security-updates-sap-btp-security-note-3411067 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-p99h-pfg6-qrfg · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-50423 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-50423 · Security Note
• https://bdu.fstec.ru/vul/2023-08962 · Security Note
• https://github.com/pypa/advisory-database/tree/main/vulns/sap-xssec/PYSEC-2023-261.yaml · Note
• https://github.com/SAP/cloud-pysec · Note
• https://github.com/SAP/cloud-pysec/commit/d90c9e0733fa9af68bd8ea0b1cf023cf482163ef · Note
• https://twitter.com/CVEnew/status/1734401942955433989 · Twitter Post