CVE-2019-12261 — Classic Buffer Overflow in Vxworks

CWE-120 — Classic Buffer OverflowCWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-787 — Out-of-bounds Write3 documents3 sources
Severity
9.8CRITICALNVD
EPSS
12.1%
top 6.16%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
12
Siemens Power Meter 9410 FirmwareSiemens Ruggedcom Win7000 FirmwareSiemens Ruggedcom Win7018 Firmware+9 more
Timeline
PublishedAug 9
Latest updateMay 24

Description

Wind River VxWorks 6.7 though 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 3 of 4). This is an IPNET security vulnerability: TCP Urgent Pointer state confusion during connect() to a remote host.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages12 packages

▶NVDwindriver/vxworks6.5 — 6.9.4.12+1

🔴Vulnerability Details

2
GHSA
GHSA-745f-4hrc-c6hf: Wind River VxWorks 6↗2022-05-24
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CVEList
CVE-2019-12261: Wind River VxWorks 6↗2019-08-09
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CVE-2019-12261 — Classic Buffer Overflow in Vxworks | cvebase