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Vulnerability Details : CVE-2021-34693

net/can/bcm.c in the Linux kernel through 5.12.10 allows local users to obtain sensitive information from kernel stack memory because parts of a data structure are uninitialized.
Publish Date : 2021-06-14 Last Update Date : 2021-09-20
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- CVSS Scores & Vulnerability Types

CVSS Score
2.1
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Obtain Information
CWE ID 909

- Products Affected By CVE-2021-34693

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
2 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
3 OS Linux Linux Kernel * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 2
Linux Linux Kernel 1

- References For CVE-2021-34693

https://lore.kernel.org/netdev/[email protected]p-gmx-bs04/T/
https://www.debian.org/security/2021/dsa-4941
DEBIAN DSA-4941
http://www.openwall.com/lists/oss-security/2021/06/15/1
MLIST [oss-security] 20210615 CVE-2021-34693: Infoleak in CAN BCM protocol in Linux kernel
https://lists.debian.org/debian-lts-announce/2021/07/msg00015.html
MLIST [debian-lts-announce] 20210720 [SECURITY] [DLA 2714-1] linux-4.19 security update
https://lists.debian.org/debian-lts-announce/2021/07/msg00014.html
MLIST [debian-lts-announce] 20210720 [SECURITY] [DLA 2713-1] linux security update
https://lists.debian.org/debian-lts-announce/2021/07/msg00016.html
MLIST [debian-lts-announce] 20210720 [SECURITY] [DLA 2713-2] linux security update

- Metasploit Modules Related To CVE-2021-34693

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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