VulnerabilityModified
CVE-2021-21805
An OS Command Injection vulnerability exists in the ping.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020).
CRITICAL 9.8EPSS 69.8%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 69.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
An OS Command Injection vulnerability exists in the ping.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). A specially crafted HTTP request can lead to arbitrary OS command execution. An attacker can send a crafted HTTP request to trigger this vulnerability.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 69.84% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- advantech/r-seenet
- Source
- talos-cna@cisco.com
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1274Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1274Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.