CVE-2021-35956

Sensorprobe2 Firmware vulnerability

CVSS

5.4

EPSS

3.2%

EPSS pct

87th

Exploited

No known

Stored cross-site scripting (XSS) in the embedded webserver of AKCP sensorProbe before SP480-20210624 enables remote authenticated attackers to introduce arbitrary JavaScript via the Sensor Description, Email (from/to/cc), System Name, and System Location fields.

Affected vendor

Akcp

Affected product

Sensorprobe2 Firmware

CVSS vector

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

Weakness type (CWE)

CWE-79 — Cross-Site Scripting (XSS)

Published

2021-06-30

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2021-35956

Confirm whether Akcp Sensorprobe2 Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2021-35956.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-35956

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-35956 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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