Paper/Archive/CVE-2021-21805

CVE-2021-21805

talos — An OS Command Injection vulnerability exists in the ping.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020).

EPSS 70%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (CNA, NVD agree)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 99.4.994 × 2019.9 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource

AdvantechAdvantech R-SeeNet 2.4.12 (20.10.2020)–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

talos (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

reftalosintelligence.com/vulnerability_reports/TALOS-2021-1274