THREATPORT/VULNERABILITY/CVE-2022-28948
HIGH SEVERITY

CVE-2022-28948

Yaml vulnerability

CVSS
7.5
EPSS
3.7%
EPSS pct
89th
Exploited
No known
An issue in the Unmarshal function in Go-Yaml v3 causes the program to crash when attempting to deserialize invalid input.
Affected vendor
Yaml Project
Affected product
Yaml
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-502 — Deserialization of Untrusted Data
Published
2022-05-19

Risk analysis

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

Its EPSS score of 3.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2022-28948

  • Confirm whether Yaml Project Yaml is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2022-28948.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-28948

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2022-28948 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2022-28948?

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