ubuntu-cve-2023-50980
Vulnerability from osv_ubuntu
Published
2023-12-18 04:15
Modified
2026-05-20 15:02
Summary
Details
gf2n.cpp in Crypto++ (aka cryptopp) through 8.9.0 allows attackers to cause a denial of service (application crash) via DER public-key data for an F(2^m) curve, if the degree of each term in the polynomial is not strictly decreasing.
Severity
7.5 (High)
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "5.6.1-6+deb8u3ubuntu0.1~esm1"
},
{
"binary_name": "libcrypto++9",
"binary_version": "5.6.1-6+deb8u3ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@5.6.1-6+deb8u3ubuntu0.1~esm1?arch=source\u0026distro=esm-infra-legacy/trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.6.1-6",
"5.6.1-6+deb8u1build0.14.04.1",
"5.6.1-6+deb8u3build0.14.04.1",
"5.6.1-6+deb8u3ubuntu0.1~esm1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "5.6.1-9ubuntu0.1+esm1"
},
{
"binary_name": "libcrypto++9v5",
"binary_version": "5.6.1-9ubuntu0.1+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@5.6.1-9ubuntu0.1+esm1?arch=source\u0026distro=esm-apps/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.6.1-8",
"5.6.1-9",
"5.6.1-9ubuntu0.1",
"5.6.1-9ubuntu0.1+esm1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "5.6.4-8"
},
{
"binary_name": "libcrypto++6",
"binary_version": "5.6.4-8"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@5.6.4-8?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.6.4-8"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "5.6.4-9build1"
},
{
"binary_name": "libcrypto++6",
"binary_version": "5.6.4-9build1"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@5.6.4-9build1?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.6.4-9",
"5.6.4-9build1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "8.6.0-2ubuntu1"
},
{
"binary_name": "libcrypto++8",
"binary_version": "8.6.0-2ubuntu1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@8.6.0-2ubuntu1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"8.4.0-1",
"8.6.0-2ubuntu1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "8.9.0-1.1build1"
},
{
"binary_name": "libcrypto++8t64",
"binary_version": "8.9.0-1.1build1"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@8.9.0-1.1build1?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"8.8.0-1",
"8.9.0-1",
"8.9.0-1.1",
"8.9.0-1.1build1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "8.9.0-2"
},
{
"binary_name": "libcrypto++8t64",
"binary_version": "8.9.0-2"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@8.9.0-2?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"8.9.0-1.1build1",
"8.9.0-2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libcrypto++-utils",
"binary_version": "8.9.0-2build1"
},
{
"binary_name": "libcrypto++8t64",
"binary_version": "8.9.0-2build1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "libcrypto++",
"purl": "pkg:deb/ubuntu/libcrypto++@8.9.0-2build1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"8.9.0-2",
"8.9.0-2build1"
]
}
],
"aliases": [],
"details": "gf2n.cpp in Crypto++ (aka cryptopp) through 8.9.0 allows attackers to cause a denial of service (application crash) via DER public-key data for an F(2^m) curve, if the degree of each term in the polynomial is not strictly decreasing.",
"id": "UBUNTU-CVE-2023-50980",
"modified": "2026-05-20T15:02:57Z",
"published": "2023-12-18T04:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-50980"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2023-50980"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2023-50980"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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