fkie_cve-2017-12872
Vulnerability from fkie_nvd
Published
2017-09-01 21:29
Modified
2025-04-20 01:37
Severity ?
Summary
The (1) Htpasswd authentication source in the authcrypt module and (2) SimpleSAML_Session class in SimpleSAMLphp 1.14.11 and earlier allow remote attackers to conduct timing side-channel attacks by leveraging use of the standard comparison operator to compare secret material against user input.
References
| ▼ | URL | Tags | |
|---|---|---|---|
| cve@mitre.org | https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html | Mailing List, Third Party Advisory | |
| cve@mitre.org | https://lists.debian.org/debian-lts-announce/2018/06/msg00017.html | Mailing List, Third Party Advisory | |
| cve@mitre.org | https://simplesamlphp.org/security/201703-01 | Patch, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html | Mailing List, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://lists.debian.org/debian-lts-announce/2018/06/msg00017.html | Mailing List, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://simplesamlphp.org/security/201703-01 | Patch, Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| simplesamlphp | simplesamlphp | * | |
| debian | debian_linux | 7.0 | |
| debian | debian_linux | 8.0 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:simplesamlphp:simplesamlphp:*:*:*:*:*:*:*:*",
"matchCriteriaId": "3E88E434-E7D0-4CE5-B17C-77F0F9B63415",
"versionEndIncluding": "1.14.11",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The (1) Htpasswd authentication source in the authcrypt module and (2) SimpleSAML_Session class in SimpleSAMLphp 1.14.11 and earlier allow remote attackers to conduct timing side-channel attacks by leveraging use of the standard comparison operator to compare secret material against user input."
},
{
"lang": "es",
"value": "El origen de autenticaci\u00f3n (1) Htpasswd en el m\u00f3dulo authcrypt y (2) la clase SimpleSAML_Session en SimpleSAMLphp 1.14.11 y anteriores permite que atacantes remotos lleven a cabo ataques de intervalos de canal lateral aprovechando el uso del operador de comparaci\u00f3n est\u00e1ndar para comparar el material secreto con las entradas del usuario."
}
],
"id": "CVE-2017-12872",
"lastModified": "2025-04-20T01:37:25.860",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV30": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"exploitabilityScore": 2.2,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2017-09-01T21:29:00.563",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2018/06/msg00017.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://simplesamlphp.org/security/201703-01"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2018/06/msg00017.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://simplesamlphp.org/security/201703-01"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"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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