Veracode Vulnerability DatabaseVERACODE:31849Directory Traversal
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:P/A:P
squashfs-tools is vulnerable to directory traversal. The vulnerability exists due to the reusing of filename which is in turn not validated for traversal outside of the destination directory, and thus allows writing to locations outside of the destination.
References
bugs.launchpad.net/ubuntu/+source/squashfs-tools/+bug/1941790
github.com/plougher/squashfs-tools/commit/79b5a555058eef4e1e7ff220c344d39f8cd09646
github.com/plougher/squashfs-tools/issues/72
lists.debian.org/debian-lts-announce/2021/08/msg00030.html
lists.fedoraproject.org/archives/list/[email protected]/message/GSMRKVJMJFX3MB7D3PXJSYY3TLZROE5S/
lists.fedoraproject.org/archives/list/[email protected]/message/RAOZ4BKWAC4Y3U2K5MMW3S77HWWXHQDL/
security-tracker.debian.org/tracker/CVE-2021-40153
www.debian.org/security/2021/dsa-4967
Related
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:P/A:P