VulnerabilityModified
CVE-2016-20009
A DNS client stack-based buffer overflow in ipdnsc_decode_name() affects Wind River VxWorks 6.5 through 7.
CRITICAL 9.8EPSS 1.86%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.86% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- windriver/vxworks · siemens/sgt-100 firmware · siemens/sgt-200 firmware · siemens/sgt-300 firmware · siemens/sgt-400 firmware · siemens/sgt-a20 firmware · siemens/sgt-a35 firmware · siemens/sgt-a65 firmware
- Source
- cve@mitre.org
References
- https://blog.exodusintel.com/2016/08/09/vxworks-execute-my-packets/Exploit, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-553445.pdfThird Party Advisory
- https://blog.exodusintel.com/2016/08/09/vxworks-execute-my-packets/Exploit, Third Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-553445.pdfThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.