USN-7030-1

It was discovered that py7zr was vulnerable to path traversal attacks. If a user or automated system were tricked into extracting a specially crafted 7z archive, an attacker could possibly use this issue to write arbitrary files outside the target directory on the host.

References

Affected packages

Ubuntu:22.04:LTS / py7zr

Package

Name: py7zr
Purl: pkg:deb/ubuntu/py7zr@0.11.3+dfsg-4ubuntu0.1?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

0.11.3+dfsg-4ubuntu0.1

Affected versions

0.*

0.11.3+dfsg-1

0.11.3+dfsg-1ubuntu1

0.11.3+dfsg-2

0.11.3+dfsg-3

0.11.3+dfsg-4

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "python3-py7zr",
            "binary_version":  "0.11.3+dfsg-4ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2022-44900",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:22.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7030-1.json"