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CVE-2017-15873

Published: 24 October 2017

The get_next_block function in archival/libarchive/decompress_bunzip2.c in BusyBox 1.27.2 has an Integer Overflow that may lead to a write access violation.

Priority

Low

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
busybox
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic
Released (1:1.27.2-1ubuntu4)
cosmic
Released (1:1.27.2-1ubuntu4)
disco
Released (1:1.27.2-1ubuntu4)
eoan
Released (1:1.27.2-1ubuntu4)
focal
Released (1:1.27.2-1ubuntu4)
groovy
Released (1:1.27.2-1ubuntu4)
hirsute
Released (1:1.27.2-1ubuntu4)
trusty
Released (1:1.21.0-1ubuntu1.4)
upstream Needs triage

xenial
Released (1:1.22.0-15ubuntu1.4)
zesty Ignored
(end of life)
Patches:
upstream: https://git.busybox.net/busybox/commit/?id=0402cb32df015d9372578e3db27db47b33d5c7b0

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H