Privilege Escalation Affecting deno package, versions >=1.5.0 <1.10.2


Severity

Recommended
0.0
medium
0
10

    Threat Intelligence

    EPSS
    0.31% (71st percentile)

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  • Snyk ID SNYK-RUST-DENO-1298032
  • published 30 May 2021
  • disclosed 30 May 2021
  • credit Nayeem Rahman

How to fix?

Upgrade deno to version 1.10.2 or higher.

Overview

deno is an a simple, modern and secure runtime for JavaScript and TypeScript that uses V8 and is built in Rust.

Affected versions of this package are vulnerable to Privilege Escalation. Modules that are dynamically imported using import() or new Worker are able to bypass file system permission checks when importing other modules.

CVSS Scores

version 3.1
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Snyk

5.7 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

9.8 critical