USN-4740-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-4740-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4740-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4740-1
Upstream
Related
Published
2021-02-18T20:35:46.747042Z
Modified
2025-10-13T04:35:21Z
Summary
shiro vulnerabilities
Details

It was discovered that Apache Shiro mishandled specially crafted requests. An attacker could use this vulnerability to bypass authentication mechanisms.

References

Affected packages

Ubuntu:18.04:LTS / shiro

Package

Name
shiro
Purl
pkg:deb/ubuntu/shiro@1.3.2-3~18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3.2-3~18.04.1

Affected versions

1.*

1.3.2-2
1.3.2-3~18.04

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libshiro-java",
            "binary_version": "1.3.2-3~18.04.1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-1957",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2020-11989",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / shiro

Package

Name
shiro
Purl
pkg:deb/ubuntu/shiro@1.3.2-4ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3.2-4ubuntu0.1

Affected versions

1.*

1.3.2-4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libshiro-java",
            "binary_version": "1.3.2-4ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-1957",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2020-11989",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}