CVEvulnerability

CVE-2021-29998

9.8 CRITICAL Published 2021-04-13 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-04-13
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-787

Description

An issue was discovered in Wind River VxWorks before 6.5. There is a possible heap overflow in dhcp client.

Affected configurations

• windriver vxworks (< 6.5) • siemens ruggedcom win subscriber station firmware • siemens scalance x200-4 p irt firmware • siemens scalance x201-3p irt firmware • siemens scalance x201-3p irt pro firmware • siemens scalance x202-2 irt firmware • siemens scalance x202-2p irt firmware • siemens scalance x202-2p irt pro firmware • siemens scalance x204 irt firmware • siemens scalance x204 irt pro firmware • siemens scalance x204-2 firmware • siemens scalance x204-2fm firmware • siemens scalance x204-2ld firmware • siemens scalance x204-2ld ts firmware • siemens scalance x204-2ts firmware • siemens scalance x206-1 firmware • siemens scalance x206-1ld firmware • siemens scalance x208 firmware • siemens scalance x208 pro firmware • siemens scalance x212-2 firmware • siemens scalance x212-2ld firmware • siemens scalance x216 firmware • siemens scalance x224 firmware • siemens scalance x300 firmware • siemens scalance x408 firmware • siemens scalance xf201-3p irt firmware • siemens scalance xf202-2p irt firmware • siemens scalance xf204 firmware • siemens scalance xf204 irt firmware • siemens scalance xf204-2 firmware • siemens scalance xf204-2ba irt firmware • siemens scalance xf206-1 firmware • siemens scalance xf208 firmware • siemens simatic rf 181 eip firmware • siemens simatic rf 182c firmware • siemens sinamics perfect harmony gh180 firmware (>= 2015 < 2022)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References