UBUNTU-CVE-2026-77185

Source
https://ubuntu.com/security/CVE-2026-77185
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-77185
Upstream
  • CVE-2026-77185
Published
2026-09-30T10:17:00Z
Modified
2026-10-17T13:01:07Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Authentication bypass in sshd-core in Apache MINA SSHD versions 2.0.0 to 2.19.0 and 3.0.0-M1 to 3.0.0-M5 for a certain (presumed rare) way to implement an SSH server. Apache MINA SSHD is a Java library for client- and server-side SSH. In the server part of the library, a mechanism to perform "asynchronous authentication" exists. A server implemented with Apache MINA SSHD must contain explicit code to make use of this feature. The implementation of this feature was flawed and could potentially lead to skipping checking the signature in public-key or hostbased authentication, or returning a wrong result. Users are recommended to upgrade to Apache MINA SSHD 2.20.0 or 3.0.0-M6, which fix the logic error and which additionally forbid the use of this "asynchronous authentication" mechanism with the public-key or hostbased authentication schemes: if used, the SSH session will be closed and the server will log an entry indicating that asynchronous authentication may be used only with password or keyboard-interactive authentication.

References

Affected packages

Ubuntu:16.04:LTS
mina

Package

Name
mina
Purl
pkg:deb/ubuntu/mina?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.1.7.dfsg-11

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina-java",
            "binary_version":  "1.1.7.dfsg-11"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
mina2

Package

Name
mina2
Purl
pkg:deb/ubuntu/mina2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.0.7+dfsg-2
2.0.9-1
2.0.9-2

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina2-java",
            "binary_version":  "2.0.9-2"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:18.04:LTS
mina

Package

Name
mina
Purl
pkg:deb/ubuntu/mina?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.1.7.dfsg-11
1.1.7.dfsg-12

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina-java",
            "binary_version":  "1.1.7.dfsg-12"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
mina2

Package

Name
mina2
Purl
pkg:deb/ubuntu/mina2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.0.16-2

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina2-java",
            "binary_version":  "2.0.16-2"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:20.04:LTS
mina

Package

Name
mina
Purl
pkg:deb/ubuntu/mina?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.1.7.dfsg-13

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina-java",
            "binary_version":  "1.1.7.dfsg-13"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
mina2

Package

Name
mina2
Purl
pkg:deb/ubuntu/mina2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.0.19-2

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina2-java",
            "binary_version":  "2.0.19-2"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:22.04:LTS
mina

Package

Name
mina
Purl
pkg:deb/ubuntu/mina?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.1.7.dfsg-13

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina-java",
            "binary_version":  "1.1.7.dfsg-13"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:24.04:LTS
mina

Package

Name
mina
Purl
pkg:deb/ubuntu/mina?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.1.7.dfsg-13
1.1.7.dfsg-13ubuntu1

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina-java",
            "binary_version":  "1.1.7.dfsg-13ubuntu1"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:26.10
mina2

Package

Name
mina2
Purl
pkg:deb/ubuntu/mina2?arch=source&distro=stonking

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.2.1-4
2.2.1-4ubuntu1
2.2.9-1

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina2-java",
            "binary_version":  "2.2.9-1"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:Pro:22.04:LTS
mina2

Package

Name
mina2
Purl
pkg:deb/ubuntu/mina2?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.1.4-2
2.1.5-1
2.1.5-1ubuntu0.1~esm1

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina2-java",
            "binary_version":  "2.1.5-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:Pro:24.04:LTS
mina2

Package

Name
mina2
Purl
pkg:deb/ubuntu/mina2?arch=source&distro=esm-apps%2Fnoble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.2.1-3
2.2.1-3ubuntu0.1~esm1

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina2-java",
            "binary_version":  "2.2.1-3ubuntu0.1~esm1"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"
Ubuntu:Pro:26.04:LTS
mina2

Package

Name
mina2
Purl
pkg:deb/ubuntu/mina2?arch=source&distro=esm-apps%2Fresolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.2.1-4
2.2.1-4ubuntu0.1~esm1

Ecosystem specific

{
    "binaries":  [
        {
            "binary_name":  "libmina2-java",
            "binary_version":  "2.2.1-4ubuntu0.1~esm1"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77185.json"