CVE-2019-12260 — 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 Write5 documents4 sources
Severity
9.8CRITICALNVD
EPSS
25.6%
top 3.76%
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 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security vulnerability: TCP Urgent Pointer state confusion caused by a malformed TCP AO option.

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-6422-rqxx-vrcj: Wind River VxWorks 6↗2022-05-24
▶
CVEList
CVE-2019-12260: Wind River VxWorks 6↗2019-08-09
▶

📋Vendor Advisories

2
Oracle
Oracle Oracle Communications Risk Matrix: Measurements (VxWorks) — CVE-2019-12260↗2021-07-15
▶
Oracle
Oracle Oracle Communications Risk Matrix: Network Stack (Wind River VxWorks) — CVE-2019-12260↗2020-10-15
▶
CVE-2019-12260 — Classic Buffer Overflow in Vxworks | cvebase