CVE-2019-19221

In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/libarchive/libarchive/commit/22b1db9d46654afc6f0c28f90af8cdc84a199f41	Patch Third Party Advisory
https://github.com/libarchive/libarchive/issues/1276	Exploit Issue Tracking Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RHFV25AVTASTWZRF3KTSL357AQ6TYHM4/	Mailing List Third Party Advisory
https://usn.ubuntu.com/4293-1/	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00020.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:libarchive:libarchive:3.4.0:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Configuration 3 (hide)

cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*

Configuration 4 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:19.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::

Information

Published : 2019-11-21 15:15

Updated : 2022-12-03 06:24

NVD link : CVE-2019-19221

Mitre link : CVE-2019-19221

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

debian

debian_linux

canonical

ubuntu_linux

libarchive

libarchive

fedoraproject

fedora

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