This page lists publicly disclosed CVE vulnerabilities affecting veritas backup_exec (linked via NVD CPE). Each row includes severity scores, summaries, and publication dates to help identify and analyze security issues.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2024-33673 | An issue was discovered in Veritas Backup Exec before 22.2 HotFix 917391. Improper access controls allow for DLL Hijacking in the Windows DLL Search path. | [email protected] | 7.8 | 0.05% | 2024-04-26 | 2025-06-30 |
| CVE-2024-33671 | An issue was discovered in Veritas Backup Exec before 22.2 HotFix 917391. The Backup Exec Deduplication Multi-threaded Streaming Agent can be leveraged to perform arbitrary file deletion on protected files. | [email protected] | 7.7 | 0.08% | 2024-04-26 | 2025-06-30 |
| CVE-2021-27878 KEV | An issue was discovered in Veritas Backup Exec before 21.2. The communication between a client and an Agent requires successful authentication, which is typically completed over a secure TLS communication. However, due to a vulnerability in the SHA Authentication scheme, an attacker is able to gain unauthorized access and complete the authentication process. Subsequently, the client can execute data management protocol commands on the authenticated connection. The attacker could use one of these | [email protected] | 8.8 | 1.09% | 2021-03-01 | 2025-11-03 |
| CVE-2021-27877 KEV | An issue was discovered in Veritas Backup Exec before 21.2. It supports multiple authentication schemes: SHA authentication is one of these. This authentication scheme is no longer used in current versions of the product, but hadn't yet been disabled. An attacker could remotely exploit this scheme to gain unauthorized access to an Agent and execute privileged commands. | [email protected] | 8.2 | 40.34% | 2021-03-01 | 2025-11-03 |
| CVE-2021-27876 KEV | An issue was discovered in Veritas Backup Exec before 21.2. The communication between a client and an Agent requires successful authentication, which is typically completed over a secure TLS communication. However, due to a vulnerability in the SHA Authentication scheme, an attacker is able to gain unauthorized access and complete the authentication process. Subsequently, the client can execute data management protocol commands on the authenticated connection. By using crafted input parameters i | [email protected] | 8.1 | 0.91% | 2021-03-01 | 2025-11-03 |
| CVE-2020-36167 | An issue was discovered in the server in Veritas Backup Exec through 16.2, 20.6 before hotfix 298543, and 21.1 before hotfix 657517. On start-up, it loads the OpenSSL library from the Installation folder. This library in turn attempts to load the /usr/local/ssl/openssl.cnf configuration file, which may not exist. On Windows systems, this path could translate to <drive>:\usr\local\ssl\openssl.cnf. A low privileged user can create a :\usr\local\ssl\openssl.cnf configuration file to load a maliciou | [email protected] | 9.3 | 0.05% | 2021-01-06 | 2024-11-21 |
| CVE-2017-8895 | In Veritas Backup Exec 2014 before build 14.1.1187.1126, 15 before build 14.2.1180.3160, and 16 before FP1, there is a use-after-free vulnerability in multiple agents that can lead to a denial of service or remote code execution. An unauthenticated attacker can use this vulnerability to crash the agent or potentially take control of the agent process and then the system it is running on. | [email protected] | 9.8 | 67.06% | 2017-05-10 | 2026-05-13 |
| CVE-2005-0772 | VERITAS Backup Exec 9.0 through 10.0 for Windows Servers, and 9.0.4019 through 9.1.307 for Netware, allows remote attackers to cause a denial of service (Remote Agent crash) via (1) a crafted packet in NDMLSRVR.DLL or (2) a request packet with an invalid (non-0) "Error Status" value, which triggers a null dereference. | [email protected] | 7.5 | 11.27% | 2005-06-28 | 2026-04-16 |