UBUNTU-CVE-2020-22283

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Source
https://ubuntu.com/security/CVE-2020-22283
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22283.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-22283
Upstream
Published
2021-07-22T20:15:00Z
Modified
2026-01-20T17:13:03.857348Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A buffer overflow vulnerability in the icmp6sendresponsewithaddrsandnetif() function of Free Software Foundation lwIP version git head allows attackers to access sensitive information via a crafted ICMPv6 packet.

References

Affected packages

Ubuntu:20.04:LTS / lwip

Package

Name
lwip
Purl
pkg:deb/ubuntu/lwip@2.1.2+dfsg1-4?arch=source&distro=focal

Affected ranges

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

Affected versions

2.*

2.1.2-3
2.1.2-5.1
2.1.2+dfsg1-1
2.1.2+dfsg1-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.1.2+dfsg1-4",
            "binary_name": "liblwip-dev"
        },
        {
            "binary_version": "2.1.2+dfsg1-4",
            "binary_name": "liblwip0"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22283.json"

Ubuntu:22.04:LTS / lwip

Package

Name
lwip
Purl
pkg:deb/ubuntu/lwip@2.1.3+dfsg1-1?arch=source&distro=jammy

Affected ranges

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

Affected versions

2.*

2.1.2+dfsg1-8
2.1.2+dfsg1-9
2.1.3+dfsg1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.1.3+dfsg1-1",
            "binary_name": "liblwip-dev"
        },
        {
            "binary_version": "2.1.3+dfsg1-1",
            "binary_name": "liblwip0"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22283.json"

Ubuntu:24.04:LTS / lwip

Package

Name
lwip
Purl
pkg:deb/ubuntu/lwip@2.2.0+dfsg1-6.1build2?arch=source&distro=noble

Affected ranges

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

Affected versions

2.*

2.1.3+dfsg1-2
2.1.3+dfsg1-4
2.2.0+dfsg1-2
2.2.0+dfsg1-3
2.2.0+dfsg1-4
2.2.0+dfsg1-5
2.2.0+dfsg1-6
2.2.0+dfsg1-6.1
2.2.0+dfsg1-6.1build1
2.2.0+dfsg1-6.1build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.2.0+dfsg1-6.1build2",
            "binary_name": "liblwip-dev"
        },
        {
            "binary_version": "2.2.0+dfsg1-6.1build2",
            "binary_name": "liblwip0t64"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22283.json"

Ubuntu:25.10 / lwip

Package

Name
lwip
Purl
pkg:deb/ubuntu/lwip@2.2.1+dfsg1-2?arch=source&distro=questing

Affected ranges

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

Affected versions

2.*

2.2.1+dfsg1-1
2.2.1+dfsg1-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.2.1+dfsg1-2",
            "binary_name": "liblwip-dev"
        },
        {
            "binary_version": "2.2.1+dfsg1-2",
            "binary_name": "liblwip0t64"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-22283.json"