UBUNTU-CVE-2019-19962

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Source
https://ubuntu.com/security/CVE-2019-19962
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19962.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2019-19962
Upstream
Published
2019-12-25T00:15:00Z
Modified
2025-10-24T04:48:07Z
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

wolfSSL before 4.3.0 mishandles calls to wc_SignatureGenerateHash, leading to fault injection in RSA cryptography.

References

Affected packages

Ubuntu:16.04:LTS / wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@3.4.8+dfsg-1?arch=source&distro=xenial

Affected ranges

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

Affected versions

3.*

3.4.8+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.4.8+dfsg-1",
            "binary_name": "libcyassl5"
        },
        {
            "binary_version": "3.4.8+dfsg-1",
            "binary_name": "libwolfssl-dev"
        },
        {
            "binary_version": "3.4.8+dfsg-1",
            "binary_name": "libwolfssl0"
        }
    ]
}

Ubuntu:18.04:LTS / wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@3.13.0+dfsg-1?arch=source&distro=bionic

Affected ranges

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

Affected versions

3.*

3.10.2+dfsg-2
3.12.0+dfsg-1
3.12.2+dfsg-1
3.13.0+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.13.0+dfsg-1",
            "binary_name": "libwolfssl-dev"
        },
        {
            "binary_version": "3.13.0+dfsg-1",
            "binary_name": "libwolfssl15"
        }
    ]
}