Dell OpenManage Server Administrator: 21 Vulnerabilities Disclosed Together, Posing Critical Risks
Dell OpenManage Server Administrator: 21 vulnerabilities disclosed together, including critical flaws enabling code execution and privilege escalation.
Key findings
- 21 vulnerabilities disclosed together for Dell OpenManage Server Administrator, all affecting versions prior to 11.1.0.3.
- Flaws include multiple high-severity vulnerabilities leading to remote code execution and privilege escalation.
- Vulnerabilities span buffer overflows, command injection, SSRF, path traversal, and authentication bypasses.
- Critical flaws like hard-coded keys and missing authentication increase attack surface.
- Users must update to version 11.1.0.3 or later to patch these widespread security issues.
On September 17, 2026, a significant batch of 21 vulnerabilities was disclosed for Dell OpenManage Server Administrator, all affecting versions prior to 11.1.0.3. This coordinated disclosure event highlights multiple security weaknesses within the system, ranging in severity from Low to High, with many critical flaws potentially leading to remote code execution, information disclosure, and privilege escalation. The vulnerabilities were all published within a four-hour window, indicating a focused disclosure effort.
Several vulnerabilities fall into common categories, suggesting systemic issues in how the software handles input and authentication.
Buffer Overflow and Code Execution: Multiple buffer overflow vulnerabilities, both heap-based (CVE-2026-81477, CVE-2026-81474) and stack-based (CVE-2026-81480), were disclosed. These, along with OS Command Injection (CVE-2026-81476) and Missing Authentication for Critical Function (CVE-2026-81475), carry the highest risk, potentially allowing unauthenticated or privileged attackers to achieve remote code execution. CVE-2026-81477 and CVE-2026-81480 specifically mention high-privileged attackers, while CVE-2026-81476, CVE-2026-81475, and CVE-2026-81474 could be exploited by unauthenticated or low-privileged attackers, respectively.
Information Disclosure and Tampering: A notable number of vulnerabilities relate to the exposure or manipulation of sensitive information. This includes Improper Certificate Validation (CVE-2026-81447), Exposure of Sensitive Information to an Unauthorized Actor (CVE-2026-80356), and Use of Hard-coded Cryptographic Key (CVE-2026-81478). Additionally, Improper Privilege Management flaws (CVE-2026-81445, CVE-2026-81442) could lead to information tampering and unauthorized access. CVE-2026-81478 is particularly concerning as it involves hard-coded cryptographic keys, a severe security anti-pattern.
Access Control and Request Forgery: Several vulnerabilities impact access control and could be exploited through various forms of request forgery. Server-Side Request Forgery (SSRF) vulnerabilities (CVE-2026-81446, CVE-2026-81443) could allow attackers to make requests from the server's perspective. Path Traversal vulnerabilities (CVE-2026-81453, CVE-2026-81481) allow attackers to access files and directories outside of the intended web root. Cross-Site Request Forgery (CSRF) (CVE-2026-80355) could lead to unintended actions being performed on behalf of a logged-in user. Furthermore, Incorrect Authorization (CVE-2026-81439) and Missing Authentication for Critical Function (CVE-2026-81441) directly undermine the system's security boundaries.
Other Vulnerabilities: The batch also includes a Partial String Comparison vulnerability (CVE-2026-81479) leading to Denial of Service, Use of a Broken or Risky Cryptographic Algorithm (CVE-2026-81438) for information disclosure, Use of Hard-coded Credentials (CVE-2026-81440) for unauthorized access, and an Unsafe Reflection vulnerability (CVE-2026-66269) that could bypass protection mechanisms.
All disclosed vulnerabilities affect Dell OpenManage Server Administrator versions prior to 11.1.0.3. Users are strongly advised to update to version 11.1.0.3 or later to mitigate these risks. The wide range of vulnerabilities, particularly those allowing for code execution and extensive information access, underscores the critical importance of applying this update promptly to protect server infrastructure.
The coordinated disclosure of these 21 vulnerabilities on September 17, 2026, presents a critical security update for users of Dell OpenManage Server Administrator. The affected versions, prior to 11.1.0.3, are susceptible to a diverse array of attacks, including remote code execution, privilege escalation, and sensitive data exposure. Promptly updating to version 11.1.0.3 or a later release is essential for safeguarding server environments against these threats. The sheer volume and variety of flaws indicate a need for thorough security auditing of the affected software.