Race Condition During Access to Alternate Channel Affecting screen package, versions [,5.1.0)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-SCREEN-10123615
- published14 May 2025
- disclosed13 May 2025
- creditUnknown
Introduced: 13 May 2025
CVE-2025-46802 (opens in a new tab)How to fix?
Upgrade screen to version 5.1.0 or higher.
Overview
Affected versions of this package are vulnerable to Race Condition During Access to Alternate Channel via TTY multiuser session. When the multiattach flag is set an attacker can hijack the TTY session by exploiting the brief period when the TTY is accessible for reading and writing.