SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-12255

Wind River VxWorks has a Buffer Overflow in the TCP component (issue 1 of 4).

CRITICAL 9.8EPSS 75.3%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 75.3%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

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 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
75.25% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-120
Affected
windriver/vxworks · netapp/e-series santricity os controller · sonicwall/sonicos · siemens/siprotec 5 firmware · 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.