Medium severity · published Nov 24, 2021
CVE-2021-43268
An issue was discovered in VxWorks 6.9 through 7
6.5
CVSS
0.9%
EPSS
No
On KEV
Description
An issue was discovered in VxWorks 6.9 through 7. In the IKE component, a specifically crafted packet may lead to reading beyond the end of a buffer, or a double free.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VX
Vxworks · Windriver
6.9 through 7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43268
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43268
Vendor Advisory
https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2021-43268
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