Critical severity · published Mar 11, 2021
CVE-2016-20009
A DNS client stack-based buffer overflow in ipdnsc_decode_name() affects Wind River VxWorks 6.5 through 7
9.8
CVSS
1.9%
EPSS
No
On KEV
Description
A DNS client stack-based buffer overflow in ipdnsc_decode_name() affects Wind River VxWorks 6.5 through 7. NOTE: This vulnerability only affects products that are no longer supported by the maintainer
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Sgt-100 Firmware · Siemens
All versions, or not specified · source: NVD
SF
Sgt-200 Firmware · Siemens
All versions, or not specified · source: NVD
SF
Sgt-300 Firmware · Siemens
All versions, or not specified · source: NVD
SF
Sgt-400 Firmware · Siemens
All versions, or not specified · source: NVD
SF
Sgt-a20 Firmware · Siemens
All versions, or not specified · source: NVD
SF
Sgt-a35 Firmware · Siemens
All versions, or not specified · source: NVD
SF
Sgt-a65 Firmware · Siemens
All versions, or not specified · source: NVD
VX
Vxworks · Windriver
6.5 through 7.0 · source: NVD