THREATPORT/VULNERABILITY/CVE-2022-31798
MEDIUM SEVERITY

CVE-2022-31798

Emerge E3 Firmware vulnerability

CVSS
6.1
EPSS
6.7%
EPSS pct
93th
Exploited
No known
Nortek Linear eMerge E3-Series 0.32-07p devices are vulnerable to /card_scan.php?CardFormatNo= XSS with session fixation (via PHPSESSID) when they are chained together. This would allow an attacker to take over an admin account or a user account.
Affected vendor
Nortekcontrol
Affected product
Emerge E3 Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness type (CWE)
Published
2022-08-25

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 6.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2022-31798

  • Confirm whether Nortekcontrol Emerge E3 Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2022-31798.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-31798

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2022-31798 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2022-31798?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2022-31798.

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