CVE-2020-8471

HIGH

ABB Products - Path Traversal

Title source: llm

Description

For the Central Licensing Server component used in ABB products ABB Ability™ System 800xA and related system extensions versions 5.1, 6.0 and 6.1, Compact HMI versions 5.1 and 6.0, Control Builder Safe 1.0, 1.1 and 2.0, Symphony Plus -S+ Operations 3.0 to 3.2 Symphony Plus -S+ Engineering 1.1 to 2.2, Composer Harmony 5.1, 6.0 and 6.1, Melody Composer 5.3, 6.1/6.2 and SPE for Melody 1.0SPx (Composer 6.3), Harmony OPC Server (HAOPC) Standalone 6.0, 6.1 and 7.0, ABB Ability™ System 800xA/ Advant® OCS Control Builder A 1.3 and 1.4, Advant® OCS AC100 OPC Server 5.1, 6.0 and 6.1, Composer CTK 6.1 and 6.2, AdvaBuild 3.7 SP1 and SP2, OPCServer for MOD 300 (non-800xA) 1.4, OPC Data Link 2.1 and 2.2, Knowledge Manager 8.0, 9.0 and 9.1, Manufacturing Operations Management 1812 and 1909, weak file permissions allow an authenticated attacker to block the license handling, escalate his/her privileges and execute arbitrary code.

Scores

CVSS v3 7.8
EPSS 0.0014
EPSS Percentile 34.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-275 CWE-276
Status published

Affected Products (13)

abb/800xa_system
abb/800xa_system
abb/800xa_system
abb/800xa_system
abb/800xa_system
abb/800xa_system
abb/800xa_system
abb/compact_hmi
abb/compact_hmi
abb/compact_hmi
abb/compact_hmi
abb/control_builder_safe
abb/control_builder_safe

Timeline

Published Apr 29, 2020
Tracked Since Feb 18, 2026