THREATPORT/VULNERABILITY/CVE-2020-7457
HIGH SEVERITY

CVE-2020-7457

Freebsd vulnerability

CVSS
8.1
EPSS
33.1%
EPSS pct
98th
Exploited
No known
In FreeBSD 12.1-STABLE before r359565, 12.1-RELEASE before p7, 11.4-STABLE before r362975, 11.4-RELEASE before p1, and 11.3-RELEASE before p11, missing synchronization in the IPV6_2292PKTOPTIONS socket option set handler contained a race condition allowing a malicious application to modify memory after being freed, possibly resulting in code execution.
Affected vendor
Freebsd
Affected product
Freebsd
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2020-07-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 33.1% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2020-7457

  • Confirm whether Freebsd Freebsd is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-7457.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-7457

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-7457 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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