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01 Record

CVE-2021-21930

A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests at ‘sn_filter’ parameter to trigger this vulnerability. This can be done as any

HighPUBLISHEDCNA: talos
CNA base score7.7 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

02 Description

A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests at ‘sn_filter’ parameter to trigger this vulnerability. This can be done as any

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.18% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 67.1% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-12-22 18:07Z4 YR AGO
Last updated
2024-08-03 18:30Z2 YR AGO
Reserved
2021-01-04
Assigning CNA
talos
Record state
PUBLISHED
Severity
High (CVSS 7.7)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Weaknesses
  • CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')Base
Data version
5.1
Document digest
74a1437ab78cfb1a260de36034a6fadeca098ca5427fd1095214d3cdc2ae60d4

05 Affected products

VendorProductVersionsPlatforms
n/aAdvantechAdvantech R-SeeNet Advantech R-SeeNet 2.4.15 (30.07.2021)—

06 References