CVE-2019-12255
CRITICAL severity · CVSS 9.8 · Buffer overflow
9.8CVSS CRITICAL
Summary
Wind River VxWorks has a Buffer Overflow in the TCP component (issue 1 of 4). This is a IPNET security vulnerability: TCP Urgent Pointer = 0 that leads to an integer underflow.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)82%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdfAdvisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdfAdvisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdfAdvisory
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0009Advisory
- https://security.netapp.com/advisory/ntap-20190802-0001/Advisory
- https://support.f5.com/csp/article/K41190253Advisory
- https://support.f5.com/csp/article/K41190253?utm_source=f5support&%3Butm_medium=RSS
- http://packetstormsecurity.com/files/154022/VxWorks-6.8-Integer-Underflow.htmlAdvisory