CRITICAL · 9.8

CVE-2019-12255

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.

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
WindriverVxworks>= 6.5, < 6.9.4
NetappE-Series Santricity Os Controller>= 8.00, <= 8.40.50.00
SonicwallSonicos>= 5.9.0.0, <= 5.9.0.7
SiemensSiprotec 5 Firmware< 7.91
SiemensSiprotec 5-
SiemensPower Meter 9410 Firmware< 2.2.1
SiemensPower Meter 9410-
SiemensPower Meter 9810 FirmwareAll versions
SiemensPower Meter 9810-
SiemensRuggedcom Win7000 Firmware< bs5.2.461.17
SiemensRuggedcom Win7000-
SiemensRuggedcom Win7018 Firmware< bs5.2.461.17
SiemensRuggedcom Win7018-
SiemensRuggedcom Win7025 Firmware< bs5.2.461.17
SiemensRuggedcom Win7025-
SiemensRuggedcom Win7200 Firmware< bs5.2.461.17
SiemensRuggedcom Win7200-
BeldenHirschmann Hios<= 07.0.07
BeldenHirschmann Ees20-
BeldenHirschmann Ees25-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2019-12255?

CVE-2019-12255 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

How severe is CVE-2019-12255?

CVE-2019-12255 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-12255?

Check the references section above for vendor advisories and patch information. Affected products include: Windriver Vxworks, Netapp E-Series Santricity Os Controller, Sonicwall Sonicos, Siemens Siprotec 5 Firmware, Siemens Siprotec 5.