In FreeBSD 12.0-STABLE before r350637, 12.0-RELEASE before 12.0-RELEASE-p9, 11.3-STABLE before r350638, 11.3-RELEASE before 11.3-RELEASE-p2, and 11.2-RELEASE before 11.2-RELEASE-p13, the bsnmp library is not properly validating the submitted length from a type-length-value encoding. A remote user could cause an out-of-bounds read or trigger a crash of the software such as bsnmpd resulting in a denial of service.
CVE Status: Modified
Attribute | Value |
---|---|
Attack Complexity | LOW |
Attack Vector | NETWORK |
Availability Impact | HIGH |
Base Score | 7.5 |
Base Severity | HIGH |
Confidentiality Impact | NONE |
Integrity Impact | NONE |
Privileges Required | NONE |
Scope | UNCHANGED |
User Interaction | NONE |
Vector String | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Exploitability Score | 3.9 |
Impact Score | 3.6 |
Source | [email protected] |
Type | Primary |