CVE-2020-24654
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
68.5%
In KDE Ark before 20.08.1, a crafted TAR archive with symlinks can install files outside the extraction directory, as demonstrated by a write operation to a user’s home directory.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| kde | ark | * | cpe:2.3:a:kde:ark:*:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 16.04 | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 18.04 | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 20.04 | cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* |
| debian | debian_linux | 10.0 | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
| fedoraproject | fedora | 32 | cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* |
| opensuse | leap | 15.1 | cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* |
| opensuse | leap | 15.2 | cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* |
| debian | debian_linux | 9.0 | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
| fedoraproject | fedora | 33 | cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* |
References
lists.opensuse.org/opensuse-security-announce/2020-09/msg00001.html
bugzilla.suse.com/show_bug.cgi?id=1175857
github.com/KDE/ark/commit/8bf8c5ef07b0ac5e914d752681e470dea403a5bd
kde.org/info/security/advisory-20200827-1.txt
lists.debian.org/debian-lts-announce/2022/05/msg00026.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LXMMXNJDYOCJRZTESIUGHG6CS4RJKECX/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YJOZ6YRNPZX5MJGVBMOCOA7N6Z4EU2OK/
security.gentoo.org/glsa/202010-06
security.gentoo.org/glsa/202101-06
usn.ubuntu.com/4482-1/
www.debian.org/security/2020/dsa-4759
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
68.5%