THREATPORT/VULNERABILITY/CVE-2021-21924
MEDIUM SEVERITY

CVE-2021-21924

R Seenet vulnerability

CVSS
6.5
EPSS
20.2%
EPSS pct
97th
Exploited
No known
A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger these vulnerabilities. This can be done as any authenticated user or through cross-site request forgery at ‘desc_filter’ parameter.
Affected vendor
Advantech
Affected product
R Seenet
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness type (CWE)
Published
2021-12-22

Risk analysis

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

Its EPSS score of 20.2% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2021-21924

  • Confirm whether Advantech R Seenet is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-21924.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-21924

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-21924 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2021-21924?

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