CVE search · CVE-2021-34999
CVE-2021-34999
medium 5.5
OpenBSD Kernel Multicast Routing Uninitialized Memory Information Disclosure Vulnerability. This vulnerability allows local attackers to disclose sensitive information on affected installations of OpenBSD Kernel. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the implementation of multicast routing. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the kernel. . Was ZDI-CAN-14540.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- zdi-disclosures@trendmicro.com
- Weakness
- CWE-908
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | medium 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
nvd@nist.govPrimary |
| CVSS 3.0 | low 3.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N |
zdi-disclosures@trendmicro.comSecondary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- openbsd · openbsd
References
- https://www.zerodayinitiative.com/advisories/ZDI-22-073/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-073/Third Party Advisory