A buffer overflow was found in the way GNU Screen before 4.8.0 treated the special escape OSC 49. Specially crafted output, or a special program, could corrupt memory and crash Screen or possibly have unspecified other impact.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - A buffer overflow was found in the way GNU Screen before 4.8.0 treated the special escape OSC 49.
    Specially crafted output, or a special program, could corrupt memory and crash Screen or possibly have
    unspecified other impact. (CVE-2020-9366)

The remote host is affected by the vulnerability described in GLSA-202003-62 (GNU Screen: Buffer overflow)

    A buffer overflow was found in the way GNU Screen treated the special       escape OSC 49.
  Impact :

    A remote attacker, by writing a specially crafted string of characters       to a GNU Screen window, could possibly corrupt memory or have other       unspecified impact.
  Workaround :

    There is no known workaround at this time.

ID	Name	Product	Family	Severity
424475	Alpine: multiple screen packages: security update to 4.8.0-r0	Tenable Cloud Security	Alpine Linux Local Security Checks	critical
424475	Alpine: multiple screen packages: security update to 4.8.0-r0	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	critical
407131	Alpine: screen: security update to 4.7.0-r1	Tenable Cloud Security	Alpine Linux Local Security Checks	critical
407131	Alpine: screen: security update to 4.7.0-r1	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	critical
407129	Alpine: screen: security update to 4.6.2-r1	Tenable Cloud Security	Alpine Linux Local Security Checks	critical
407129	Alpine: screen: security update to 4.6.2-r1	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	critical
135017	GLSA-202003-62 : GNU Screen: Buffer overflow	Nessus	Gentoo Local Security Checks	critical

Detections

Analytics

CVE-2020-9366

critical

Tenable Plugins

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