UBUNTU-CVE-2019-14853

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Source
https://ubuntu.com/security/CVE-2019-14853
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14853.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2019-14853
Upstream
Downstream
Related
Published
2019-10-14T00:00:00Z
Modified
2025-07-16T07:53:10.043088Z
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
  • 3.7 (Low) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or no exceptions at all), which could lead to a denial of service.

References

Affected packages

Ubuntu:16.04:LTS / python-ecdsa

Package

Name
python-ecdsa
Purl
pkg:deb/ubuntu/python-ecdsa@0.13-2ubuntu0.16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.13-2ubuntu0.16.04.1

Affected versions

0.*

0.13-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.13-2ubuntu0.16.04.1",
            "binary_name": "python-ecdsa"
        },
        {
            "binary_version": "0.13-2ubuntu0.16.04.1",
            "binary_name": "python3-ecdsa"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14853.json"

Ubuntu:18.04:LTS / python-ecdsa

Package

Name
python-ecdsa
Purl
pkg:deb/ubuntu/python-ecdsa@0.13-2ubuntu0.18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.13-2ubuntu0.18.04.1

Affected versions

0.*

0.13-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.13-2ubuntu0.18.04.1",
            "binary_name": "python-ecdsa"
        },
        {
            "binary_version": "0.13-2ubuntu0.18.04.1",
            "binary_name": "python3-ecdsa"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14853.json"