UBUNTU-CVE-2020-37182

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Source
https://ubuntu.com/security/CVE-2020-37182
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-37182
Upstream
Published
2026-02-11T21:16:00Z
Modified
2026-05-20T16:04:34Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS Calculator
  • Ubuntu - high
Summary
[none]
Details

Redir 3.3 contains a stack overflow vulnerability in the doproxyconnect() function that allows attackers to crash the application by sending oversized input. Attackers can exploit the sprintf() buffer without proper length checking to overwrite memory and cause a segmentation fault, resulting in program termination.

References

Affected packages

Ubuntu:16.04:LTS
redir

Package

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

Affected ranges

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

Affected versions

2.*
2.2.1-13

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "redir",
            "binary_version": "2.2.1-13"
        }
    ],
    "priority_reason": "A remote attacker can potentially cause a denial of service"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json"
Ubuntu:18.04:LTS
redir

Package

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

Affected ranges

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

Affected versions

3.*
3.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "redir",
            "binary_version": "3.1-1"
        }
    ],
    "priority_reason": "A remote attacker can potentially cause a denial of service"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json"
Ubuntu:20.04:LTS
redir

Package

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

Affected ranges

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

Affected versions

3.*
3.2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "redir",
            "binary_version": "3.2-1"
        }
    ],
    "priority_reason": "A remote attacker can potentially cause a denial of service"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json"
Ubuntu:22.04:LTS
redir

Package

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

Affected ranges

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

Affected versions

3.*
3.3-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "redir",
            "binary_version": "3.3-1"
        }
    ],
    "priority_reason": "A remote attacker can potentially cause a denial of service"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json"
Ubuntu:24.04:LTS
redir

Package

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

Affected ranges

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

Affected versions

3.*
3.3-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "redir",
            "binary_version": "3.3-1"
        }
    ],
    "priority_reason": "A remote attacker can potentially cause a denial of service"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json"
Ubuntu:25.10
redir

Package

Name
redir
Purl
pkg:deb/ubuntu/redir?arch=source&distro=questing

Affected ranges

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

Affected versions

3.*
3.3-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "redir",
            "binary_version": "3.3-1"
        }
    ],
    "priority_reason": "A remote attacker can potentially cause a denial of service"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json"
Ubuntu:26.04:LTS
redir

Package

Name
redir
Purl
pkg:deb/ubuntu/redir?arch=source&distro=resolute

Affected ranges

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

Affected versions

3.*
3.3-1
3.3-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "redir",
            "binary_version": "3.3-1build1"
        }
    ],
    "priority_reason": "A remote attacker can potentially cause a denial of service"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-37182.json"