THREATPORT/VULNERABILITY/CVE-2019-19642
HIGH SEVERITY

CVE-2019-19642

X8sti F Bios vulnerability

CVSS
8.8
EPSS
19.0%
EPSS pct
97th
Exploited
No known
On SuperMicro X8STi-F motherboards with IPMI firmware 2.06 and BIOS 02.68, the Virtual Media feature allows OS Command Injection by authenticated attackers who can send HTTP requests to the IPMI IP address. This requires a POST to /rpc/setvmdrive.asp with shell metacharacters in ShareHost or ShareName. The attacker can achieve a persistent backdoor.
Affected vendor
Supermicro
Affected product
X8sti F Bios
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-78 — OS Command Injection
Published
2019-12-08

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, high impact to integrity, high impact to availability.

Its EPSS score of 19.0% 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-2019-19642

  • Confirm whether Supermicro X8sti F Bios is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-19642.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-19642

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-19642 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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