CVE-2025-61984
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- CVE-2025-61984
CVE Details
| Release Date: | 2025-10-06 | |
| Impact: | Moderate | What is this? |
Description
ssh in OpenSSH before 10.1 allows control characters in usernames that originate from certain possibly untrusted sources, potentially leading to code execution when a ProxyCommand is used. The untrusted sources are the command line and %-sequence expansion of a configuration file. (A configuration file that provides a complete literal username is not categorized as an untrusted source.)
See more information about CVE-2025-61984 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 5.3 |
| Vector String: | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| Version: | 3.1 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | Low |
| Integrity Impact: | Low |
| Availability Impact: | Low |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 10 (openssh) | ELSA-2025-23479 | 2025-12-17 |
| Oracle Linux version 8 (openssh) | ELSA-2025-23481 | 2025-12-18 |
| Oracle Linux version 9 (openssh) | ELSA-2025-23480 | 2025-12-18 |
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