THREATPORT/VULNERABILITY/CVE-2021-21037
HIGH SEVERITY

CVE-2021-21037

Acrobat vulnerability

CVSS
7.8
EPSS
3.2%
EPSS pct
87th
Exploited
No known
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Path Traversal vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Affected vendor
Adobe
Affected product
Acrobat
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2021-02-11

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable with local access, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2021-21037

  • Confirm whether Adobe Acrobat is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-21037.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-21037

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