high
8.1
CWE
119 362 787
Advisory Published
Updated

CVE-2019-12263: Buffer Overflow

First published: Fri Aug 09 2019(Updated: )

Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4). There is an IPNET security vulnerability: TCP Urgent Pointer state confusion due to race condition.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Wind River VxWorks>=6.5<6.9.4.12
Wind River VxWorks=7.0
SonicWall SonicOS>=5.9.0.0<=5.9.0.7
SonicWall SonicOS>=5.9.1.0.<=5.9.1.12
SonicWall SonicOS>=6.2.0.0<=6.2.3.1
SonicWall SonicOS>=6.2.4.0<=6.2.4.3
SonicWall SonicOS>=6.2.5.0<=6.2.5.3
SonicWall SonicOS>=6.2.6.0<=6.2.6.1
SonicWall SonicOS>=6.2.7.0<=6.2.7.4
SonicWall SonicOS>=6.2.9.0<=6.2.9.2
SonicWall SonicOS>=6.5.0.0<=6.5.0.3
SonicWall SonicOS>=6.5.1.0<=6.5.1.4
SonicWall SonicOS>=6.5.2.0<=6.5.2.3
SonicWall SonicOS>=6.5.3.0<=6.5.3.3
SonicWall SonicOS>=6.5.4.0.<=6.5.4.3
SonicWall SonicOS=6.2.7.0
SonicWall SonicOS=6.2.7.1
SonicWall SonicOS=6.2.7.7
Siemens SIPROTEC firmware<7.59
Siemens SIPROTEC firmware
NetApp E-Series SANtricity OS Controller>=8.00<=8.40.50.00
Siemens SIPROTEC firmware<7.91
Siemens 9410 Power Meter Firmware<2.2.1
Siemens 9410 Power Meter Firmware
Siemens 9810 Power Meter Firmware
Siemens 9810 Power Meter
Siemens RuggedCom Win7000<bs5.2.461.17
Siemens Ruggedcom Win7000 Firmware
Siemens RuggedCom WIN7018 Firmware<bs5.2.461.17
Siemens RuggedCom WIN7018 Firmware
Siemens Ruggedcom Win7025 Firmware<bs5.2.461.17
Siemens Ruggedcom Win7025 Firmware
Siemens Ruggedcom WIN7200 Firmware<bs5.2.461.17
Siemens Ruggedcom WIN7200 Firmware
Belden Hirschmann HIOS<=07.0.07
Belden Hirschmann EES20
Belden Hirschmann EES25
Belden Hirschmann EESX20
Belden Hirschmann EESX30
Belden Hirschmann GRS1020
Belden Hirschmann GRS1030
Belden Hirschmann GRS1042
Belden Hirschmann GRS1120
Belden Hirschmann GRS1130
Belden Hirschmann GRS1142
Belden Hirschmann MSP30
Belden Hirschmann MSP32
Belden Hirschmann Rail Switch Power Lite
Belden Hirschmann Rail Switch Power Smart
Belden Hirschmann RED25
Belden Hirschmann RSP20
Belden Hirschmann RSP25
Belden Hirschmann RSP30
Belden Hirschmann RSP35
Belden Hirschmann RSP-E30
Belden Hirschmann RSPE32
Belden Hirschmann RSPE35
Belden Hirschmann RSPE37
Belden Hirschmann HIOS<=07.5.01
Belden Hirschmann MSP40
Belden Hirschmann Octopus
Belden Hirschmann HIOS<=07.2.04
Belden Hirschmann Dragon MACH4000
Belden Hirschmann Dragon MACH4500
Belden Hirschmann HIOS<=05.3.06
Eagle One
Belden Eagle 20 Tofino
Belden Hirschmann Eagle30
Garrettcom Magnum DX940E<=1.0.1_y7
Garrettcom Magnum DX940E

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2019-12263?

    CVE-2019-12263 is rated as a critical severity vulnerability due to its potential to cause a buffer overflow in the TCP component of Wind River VxWorks.

  • How do I fix CVE-2019-12263?

    To mitigate CVE-2019-12263, users should apply the latest patches and updates provided by Wind River for affected versions of VxWorks.

  • Which versions of Wind River VxWorks are affected by CVE-2019-12263?

    CVE-2019-12263 affects Wind River VxWorks versions 6.5 through 6.9.4.12 and version 7.0.

  • What type of vulnerability is CVE-2019-12263?

    CVE-2019-12263 is a buffer overflow vulnerability stemming from a race condition in the TCP Urgent Pointer handling.

  • Are there any workarounds for CVE-2019-12263?

    As a temporary measure, restricting network access or disabling services that rely on the TCP URG flag could mitigate risks related to CVE-2019-12263.

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