USN-4623-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-4623-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4623-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-4623-1
Upstream
Related
Published
2020-11-09T12:01:58Z
Modified
2026-04-22T10:20:01Z
Summary
pacemaker vulnerability
Details

Ken Gaillot discovered that Pacemaker incorrectly handled IPC communications permissions. A local attacker could possibly use this issue to bypass ACL restrictions and execute arbitrary code as root.

References

Affected packages

Ubuntu:16.04:LTS / pacemaker

Package

Name
pacemaker
Purl
pkg:deb/ubuntu/pacemaker@1.1.14-2ubuntu1.9?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.1.14-2ubuntu1.9

Affected versions

1.*
1.1.12-0ubuntu2
1.1.12-0ubuntu3
1.1.14~rc4-2ubuntu1
1.1.14-1ubuntu1
1.1.14-1ubuntu2
1.1.14-2ubuntu1
1.1.14-2ubuntu1.1
1.1.14-2ubuntu1.2
1.1.14-2ubuntu1.3
1.1.14-2ubuntu1.4
1.1.14-2ubuntu1.5
1.1.14-2ubuntu1.6
1.1.14-2ubuntu1.7
1.1.14-2ubuntu1.8

Ecosystem specific 

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "libcib4",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libcrmcluster4",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libcrmcommon3",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libcrmservice3",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "liblrmd1",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libpe-rules2",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libpe-status10",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libpengine10",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libstonithd2",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "libtransitioner2",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "pacemaker",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "pacemaker-cli-utils",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "pacemaker-common",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "pacemaker-remote",
            "binary_version":  "1.1.14-2ubuntu1.9"
        },
        {
            "binary_name":  "pacemaker-resource-agents",
            "binary_version":  "1.1.14-2ubuntu1.9"
        }
    ]
}

Database specific

cves_map 
{
    "cves":  [
        {
            "id":  "CVE-2020-25654",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:16.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4623-1.json"

Ubuntu:18.04:LTS / pacemaker

Package

Name
pacemaker
Purl
pkg:deb/ubuntu/pacemaker@1.1.18-0ubuntu1.3?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.1.18-0ubuntu1.3

Affected versions

1.*
1.1.16-1ubuntu1
1.1.18~rc3-1ubuntu1
1.1.18~rc4-1ubuntu1
1.1.18-0ubuntu1
1.1.18-0ubuntu1.1
1.1.18-0ubuntu1.2

Ecosystem specific 

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "libcib4",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libcrmcluster4",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libcrmcommon3",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libcrmservice3",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "liblrmd1",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libpe-rules2",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libpe-status10",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libpengine10",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libstonithd2",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "libtransitioner2",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "pacemaker",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "pacemaker-cli-utils",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "pacemaker-common",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "pacemaker-remote",
            "binary_version":  "1.1.18-0ubuntu1.3"
        },
        {
            "binary_name":  "pacemaker-resource-agents",
            "binary_version":  "1.1.18-0ubuntu1.3"
        }
    ]
}

Database specific

cves_map 
{
    "cves":  [
        {
            "id":  "CVE-2020-25654",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4623-1.json"

Ubuntu:20.04:LTS / pacemaker

Package

Name
pacemaker
Purl
pkg:deb/ubuntu/pacemaker@2.0.3-3ubuntu4.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.0.3-3ubuntu4.1

Affected versions

2.*
2.0.1-4ubuntu2
2.0.1-5ubuntu1
2.0.1-5ubuntu5
2.0.3-3ubuntu1
2.0.3-3ubuntu3
2.0.3-3ubuntu4

Ecosystem specific 

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "libcib27",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "libcrmcluster29",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "libcrmcommon34",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "libcrmservice28",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "liblrmd28",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "libpacemaker1",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "libpe-rules26",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "libpe-status28",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "libstonithd26",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "pacemaker",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "pacemaker-cli-utils",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "pacemaker-common",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "pacemaker-remote",
            "binary_version":  "2.0.3-3ubuntu4.1"
        },
        {
            "binary_name":  "pacemaker-resource-agents",
            "binary_version":  "2.0.3-3ubuntu4.1"
        }
    ]
}

Database specific

cves_map 
{
    "cves":  [
        {
            "id":  "CVE-2020-25654",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:20.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4623-1.json"