fkie_cve-2018-12437
Vulnerability from fkie_nvd
Published
2018-06-15 02:29
Modified
2024-11-21 03:45
Severity ?
Summary
LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| cve@mitre.org | https://security.gentoo.org/glsa/202007-53 | Third Party Advisory | |
| cve@mitre.org | https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/ | Exploit, Technical Description, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://security.gentoo.org/glsa/202007-53 | Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.nccgroup.trust/us/our-research/technical-advisory-return-of-the-hidden-number-problem/ | Exploit, Technical Description, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| libtom | libtomcrypt | * | |
| linaro | op-tee | * |
{
"configurations": [
{
"nodes": [
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"criteria": "cpe:2.3:a:libtom:libtomcrypt:*:*:*:*:*:*:*:*",
"matchCriteriaId": "84FB6493-6203-4C0A-98EE-C7435CA463CD",
"versionEndIncluding": "1.18.1",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
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},
{
"nodes": [
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"criteria": "cpe:2.3:o:linaro:op-tee:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "3.5.0",
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}
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host."
},
{
"lang": "es",
"value": "LibTomCrypt hasta la versi\u00f3n 1.18.1 permite un ataque de canal lateral por cach\u00e9 de memoria en las firmas DSA y ECDSA. Esto tambi\u00e9n se conoce como Return Of the Hidden Number Problem (ROHNP). Para descubrir una clave ECDSA, el atacante necesita acceso a la m\u00e1quina local o a una m\u00e1quina virtual diferente en el mismo host f\u00edsico."
}
],
"id": "CVE-2018-12437",
"lastModified": "2024-11-21T03:45:13.220",
"metrics": {
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{
"acInsufInfo": false,
"baseSeverity": "LOW",
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"authentication": "NONE",
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"baseScore": 1.9,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:M/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
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"source": "nvd@nist.gov",
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"cvssMetricV31": [
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"baseScore": 4.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
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"vectorString": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N",
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"published": "2018-06-15T02:29:00.487",
"references": [
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"tags": [
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"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
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"value": "CWE-200"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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