Medium severity · published Jan 12, 2023
CVE-2022-3628
A buffer overflow flaw was found in the Linux kernel Broadcom Full MAC Wi-Fi driver
6.6
CVSS
0.6%
EPSS
No
On KEV
Description
A buffer overflow flaw was found in the Linux kernel Broadcom Full MAC Wi-Fi driver. This issue occurs when a user connects to a malicious USB device. This can allow a local user to crash the system or escalate their privileges.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
Linux kernel 6.1-rc5 · source: vendor, NVD
SS
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · Siemens
before V1.1 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-3628
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-3628
Exploit
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c?id=6788ba8aed4e28e90f72d68a9d794e34eac17295
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-794697.html
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