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CVE-2021-21924

32
FAUCET Score

CVE-2021-21924 is a SQL injection vulnerability affecting Advantech R-SeeNet, allowing an authenticated attacker to execute arbitrary SQL commands through specially crafted HTTP requests to the 'desc_filter' parameter. With a CVSS score of 6.5 (Medium), this vulnerability has a low attack complexity and requires authentication, but can lead to high confidentiality impact. While there is no evidence of active exploitation, public exploit code, or significant community discussion, organizations using affected products should still prioritize patching to mitigate potential risks.

Impacted Technologies

VendorProductVersion(s)CPE
2.4.15CPE matchmatch criteria
cpe:2.3:a:advantech:r-seenet:2.4.15:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.7HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.1
Impact Score
4.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
20.16%
Probability of exploitation in next 30 days
EPSS Percentile
97.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.2016 is in the 99th percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

talosintelligence.com / vulnerability_reports/TALOS-2021-1366
ExploitThird Party Advisory