Multiple Privilege Escalation Vulnerabilities in SAPCAR

The primary impact of CVE-2025-42992 lies in the potential for privilege escalation. An attacker, already logged in with elevated privileges, can leverage this vulnerability to create a specially crafted SAR archive. This archive, when processed by SAPCAR, could exploit weaknesses in file and directory permissions, allowing the attacker to gain further unauthorized access. The attacker could potentially modify system files, install malicious code, or gain control over sensitive data. While the impact on confidentiality and availability is considered low, the potential for integrity compromise is high. This could lead to data corruption, system instability, and disruption of business operations. The ability to bypass signature validation adds to the severity, as it allows the attacker to introduce malicious content without detection.

1. 予約済み2025-04-16
2. 公開日2025-07-08
3. 更新日2026-02-26
4. EPSS 更新日2026-03-23

The immediate mitigation for CVE-2025-42992 is to apply the security patch released by SAP as soon as it becomes available. Until the patch is applied, restrict access to the SAPCAR utility to authorized personnel only. Implement strict file integrity monitoring to detect any unauthorized modifications to system files. Consider temporarily disabling the SAR archive creation functionality if it is not essential for business operations. If an upgrade is not immediately feasible, review and tighten file and directory permissions related to SAPCAR to minimize the potential impact of a successful exploit. After applying the upgrade, confirm the fix by attempting to create a malicious SAR archive and verifying that it is rejected or handled securely.