SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-12263

Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4).

HIGH 8.1EPSS 3.17%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.17% probability · 87th percentile
CISA KEV
Not listed
Weakness
CWE-362, CWE-787
Affected
windriver/vxworks · sonicwall/sonicos · siemens/siprotec 5 firmware · netapp/e-series santricity os controller · siemens/power meter 9410 firmware · siemens/power meter 9810 firmware · siemens/ruggedcom win7000 firmware · siemens/ruggedcom win7018 firmware · siemens/ruggedcom win7025 firmware · siemens/ruggedcom win7200 firmware · belden/hirschmann hios · belden/garrettcom magnum dx940e firmware
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.