CVE-2019-14853

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Source
https://cve.org/CVERecord?id=CVE-2019-14853
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-14853.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-14853
Aliases
Downstream
Related
Published
2019-11-26T13:15:10.537Z
Modified
2026-03-19T03:19:51.878993Z
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
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

Git / github.com/tlsfuzzer/python-ecdsa

Affected ranges

Type
GIT
Repo
https://github.com/tlsfuzzer/python-ecdsa
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
7add2213c992f51267eed8288b560f3f4108a28d
Type
GIT
Repo
https://github.com/warner/python-ecdsa
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
7add2213c992f51267eed8288b560f3f4108a28d
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "0.13.3"
        }
    ]
}

Affected versions

python-ecdsa-0.*
python-ecdsa-0.10
python-ecdsa-0.11
python-ecdsa-0.12
python-ecdsa-0.13
python-ecdsa-0.13.1
python-ecdsa-0.13.2
python-ecdsa-0.5
python-ecdsa-0.6
python-ecdsa-0.7
python-ecdsa-0.8
python-ecdsa-0.9

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-14853.json"