Home/CVE/Deno <=1.14.0 file sandbox does not handle symbolic links correctly. When running Deno with specific write access, the D
CVE

CVE-2021-41641

Deno <=1.14.0 file sandbox does not handle symbolic links correctly. When running Deno with specific write access, the D

Deno <=1.14.0 file sandbox does not handle symbolic links correctly. When running Deno with specific write access, the Deno.symlink method can be used to gain access to any directory.

HIGH · CVSS 8.4 EPSS 0.00128
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-59Improper Link Resolution Before File Access ('Link Following')
▤

Affected Products & Versions

1
deno>= 1.10.3 and <= 1.14.0
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
crates.io deno HIGH fixed in 1.16.0
⚠

Public Exploits & PoCs

2
pocgithub.com · 12152github.com
pochackers.report · 614876917a7b150012836bb8hackers.report
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productlowSuspicious Deno File Written from Remote Source
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Scoring & Timeline

8.4
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Jun 2022 · 01:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
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