FKIE_CVE-2020-1671
Vulnerability from fkie_nvd - Published: 2020-10-16 21:15 - Updated: 2024-11-21 05:11
Severity
Summary
On Juniper Networks Junos OS platforms configured as DHCPv6 local server or DHCPv6 Relay Agent, Juniper Networks Dynamic Host Configuration Protocol Daemon (JDHCPD) process might crash with a core dump if a malformed DHCPv6 packet is received, resulting with the restart of the daemon. This issue only affects DHCPv6, it does not affect DHCPv4. This issue affects: Juniper Networks Junos OS 17.4 versions prior to 17.4R2-S12, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S6; 18.2X75 versions prior to 18.2X75-D65; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4; 19.1 versions prior to 19.1R3-S2; 19.2 versions prior to 19.2R1-S5, 19.2R3; 19.2 version 19.2R2 and later versions; 19.3 versions prior to 19.3R2-S4, 19.3R3; 19.4 versions prior to 19.4R1-S3, 19.4R2-S2, 19.4R3; 20.1 versions prior to 20.1R1-S3, 20.1R2; This issue does not affect Juniper Networks Junos OS prior to 17.4R1.
References
| URL | Tags | ||
|---|---|---|---|
| sirt@juniper.net | https://kb.juniper.net/JSA11068 | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://kb.juniper.net/JSA11068 | Vendor Advisory |
Impacted products
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "On Juniper Networks Junos OS platforms configured as DHCPv6 local server or DHCPv6 Relay Agent, Juniper Networks Dynamic Host Configuration Protocol Daemon (JDHCPD) process might crash with a core dump if a malformed DHCPv6 packet is received, resulting with the restart of the daemon. This issue only affects DHCPv6, it does not affect DHCPv4. This issue affects: Juniper Networks Junos OS 17.4 versions prior to 17.4R2-S12, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S6; 18.2X75 versions prior to 18.2X75-D65; 18.3 versions prior to 18.3R2-S4, 18.3R3-S3; 18.4 versions prior to 18.4R2-S5, 18.4R3-S4; 19.1 versions prior to 19.1R3-S2; 19.2 versions prior to 19.2R1-S5, 19.2R3; 19.2 version 19.2R2 and later versions; 19.3 versions prior to 19.3R2-S4, 19.3R3; 19.4 versions prior to 19.4R1-S3, 19.4R2-S2, 19.4R3; 20.1 versions prior to 20.1R1-S3, 20.1R2; This issue does not affect Juniper Networks Junos OS prior to 17.4R1."
},
{
"lang": "es",
"value": "En las plataformas Juniper Networks Junos OS configuradas como servidor local DHCPv6 o DHCPv6 Relay Agent, el proceso Juniper Networks Dynamic Host Configuration Protocol Daemon (JDHCPD) puede bloquearse con un volcado del n\u00facleo si un paquete DHCPv6 malformado es recibido, resultando en el reinicio del demonio.\u0026#xa0;Este problema solo afecta a DHCPv6, no afecta a DHCPv4.\u0026#xa0;Este problema afecta a: Juniper Networks Junos OS versiones 17.4 anteriores a 17.4R2-S12, 17.4R3-S3;\u0026#xa0;versiones 18.1 anteriores a 18.1R3-S11;\u0026#xa0;versiones 18.2 anteriores a 18.2R3-S6;\u0026#xa0;versiones 18.2X75 anteriores a 18.2X75-D65;\u0026#xa0;versiones 18.3 anteriores a 18.3R2-S4, 18.3R3-S3;\u0026#xa0;versiones 18.4 anteriores a 18.4R2-S5, 18.4R3-S4;\u0026#xa0;versiones 19.1 anteriores a 19.1R3-S2;\u0026#xa0;versiones 19.2 anteriores a 19.2R1-S5, 19.2R3;\u0026#xa0;versiones 19.2 19.2R2 y posteriores;\u0026#xa0;versiones 19.3 anteriores a 19.3R2-S4, 19.3R3;\u0026#xa0;versiones 19.4 anteriores a 19.4R1-S3, 19.4R2-S2, 19.4R3;\u0026#xa0;versiones 20.1 anteriores a 20.1R1-S3, 20.1R2;\u0026#xa0;Este problema no afecta a Juniper Networks Junos OS versiones anteriores a 17.4R1"
}
],
"id": "CVE-2020-1671",
"lastModified": "2024-11-21T05:11:07.787",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
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"obtainAllPrivilege": false,
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"source": "nvd@nist.gov",
"type": "Primary",
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],
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{
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
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"exploitabilityScore": 3.9,
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"source": "sirt@juniper.net",
"type": "Secondary"
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]
},
"published": "2020-10-16T21:15:13.050",
"references": [
{
"source": "sirt@juniper.net",
"tags": [
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"url": "https://kb.juniper.net/JSA11068"
},
{
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"url": "https://kb.juniper.net/JSA11068"
}
],
"sourceIdentifier": "sirt@juniper.net",
"vulnStatus": "Modified",
"weaknesses": [
{
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{
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"value": "CWE-119"
},
{
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"value": "CWE-125"
}
],
"source": "sirt@juniper.net",
"type": "Secondary"
},
{
"description": [
{
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"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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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