libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions, leading to a denial of service (application crash), related to screen.c, state.c, and vterm.c.

The remote Redhat Enterprise Linux 8 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched.

  - vim: buffer overflow (CVE-2020-20703)

  - vim: use-after-free in skipwhite() in charset.c (CVE-2022-2345)

  - libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions,     leading to a denial of service (application crash), related to screen.c, state.c, and vterm.c.
    (CVE-2018-20786)

Note that Nessus has not tested for these issues but has instead relied on the package manager's report that the package is installed.

This plugin has been deprecated as it does not adhere to established standards for this style of check.

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4309-1 advisory.

    It was discovered that Vim incorrectly handled certain sources. An attacker could possibly use this issue     to cause a denial of service. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and Ubuntu 16.04     LTS (CVE-2017-11109)

    It was discovered that Vim incorrectly handled certain files. An attacker could possibly use this issue to     execute arbitrary code. This issue only affected Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. (CVE-2017-5953)

    It was discovered that Vim incorrectly handled certain inputs. An attacker could possibly use this issue     to cause a denial of service. This issue only affected Ubuntu 16.06 LTS. (CVE-2018-20786)

    It was discovered that Vim incorrectly handled certain inputs. An attacker could possibly use this issue     to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and     Ubuntu 19.10. (CVE-2019-20079)

    It was discovered that Vim incorrectly handled certain files. An attacker could possibly use this issue to     execute arbitrary code. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and Ubuntu 16.04 LTS.
    (CVE-2017-6349, CVE-2017-6350)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
198465	RHEL 8 : vim (Unpatched Vulnerability)	Nessus	Red Hat Local Security Checks	critical
196088	RHEL 8 : libvterm (Unpatched Vulnerability) (deprecated)	Nessus	Red Hat Local Security Checks	high
134856	Ubuntu 16.04 LTS / 18.04 LTS : Vim vulnerabilities (USN-4309-1)	Nessus	Ubuntu Local Security Checks	critical

Detections

Analytics

CVE-2018-20786

high

Tenable Plugins

critical

high

critical