What is the CVSS score of CVE-2021-22276?

CVE-2021-22276 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.2%.

System Access Point 2 0 Firmware CVE-2021-22276

MEDIUM

Information Exposure (CWE-200)

2021-09-23 cybersecurity@ch.abb.com

Information Disclosure System Access Point 2 0 Firmware System Access Point 127V Firmware Wl System Access Point 127V Firmware Wl System Access Point Firmware Wl System Access Point 2 0 Firmware

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Sep 23, 2021 - 17:15 nvd

MEDIUM 5.5

DescriptionNVD

The vulnerability allows a successful attacker to bypass the integrity check of FW uploaded to the free@home System Access Point.

AnalysisAI

The vulnerability allows a successful attacker to bypass the integrity check of FW uploaded to the free@home System Access Point. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. The vulnerability allows a successful attacker to bypass the integrity check of FW uploaded to the free@home System Access Point. Affected products include: Abb System Access Point 2.0 Firmware, Abb System Access Point 127V Firmware, Abb Wl-System Access Point 127V Firmware, Abb Wl-System Access Point Firmware, Abb Wl-System Access Point 2.0 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.