CVE-2021-31385 (GCVE-0-2021-31385)
Vulnerability from cvelistv5
Published
2021-10-19 18:17
Modified
2024-09-16 16:17
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Summary
An Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in J-Web of Juniper Networks Junos OS allows any low-privileged authenticated attacker to elevate their privileges to root. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S19; 15.1 versions prior to 15.1R7-S10; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R3-S9; 19.1 versions prior to 19.1R3-S6; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S3; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R2-S2, 20.1R3-S1; 20.2 versions prior to 20.2R3-S2; 20.3 versions prior to 20.3R3; 20.4 versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R1-S1, 21.1R2.
References
| ► | URL | Tags | |||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| ► | Juniper Networks | Junos OS |
Version: 12.3 < 12.3R12-S19 |
||||||
|
|||||||||
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T22:55:53.811Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://kb.juniper.net/JSA11253"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"platforms": [
"EX Series"
],
"product": "Junos OS",
"vendor": "Juniper Networks",
"versions": [
{
"lessThan": "12.3R12-S19",
"status": "affected",
"version": "12.3",
"versionType": "custom"
}
]
},
{
"product": "Junos OS",
"vendor": "Juniper Networks",
"versions": [
{
"lessThan": "15.1R7-S10",
"status": "affected",
"version": "15.1",
"versionType": "custom"
},
{
"lessThan": "18.3R3-S5",
"status": "affected",
"version": "18.3",
"versionType": "custom"
},
{
"lessThan": "18.4R3-S9",
"status": "affected",
"version": "18.4",
"versionType": "custom"
},
{
"lessThan": "19.1R3-S6",
"status": "affected",
"version": "19.1",
"versionType": "custom"
},
{
"lessThan": "19.2R1-S7, 19.2R3-S3",
"status": "affected",
"version": "19.2",
"versionType": "custom"
},
{
"lessThan": "19.3R3-S3",
"status": "affected",
"version": "19.3",
"versionType": "custom"
},
{
"lessThan": "19.4R3-S5",
"status": "affected",
"version": "19.4",
"versionType": "custom"
},
{
"lessThan": "20.1R2-S2, 20.1R3-S1",
"status": "affected",
"version": "20.1",
"versionType": "custom"
},
{
"lessThan": "20.2R3-S2",
"status": "affected",
"version": "20.2",
"versionType": "custom"
},
{
"lessThan": "20.3R3",
"status": "affected",
"version": "20.3",
"versionType": "custom"
},
{
"lessThan": "20.4R2-S1, 20.4R3",
"status": "affected",
"version": "20.4",
"versionType": "custom"
},
{
"lessThan": "21.1R1-S1, 21.1R2",
"status": "affected",
"version": "21.1",
"versionType": "custom"
}
]
}
],
"configurations": [
{
"lang": "en",
"value": "The following minimal configuration is necessary: \n\n [system services web-management http]\nor\n [system services web-management https]"
}
],
"credits": [
{
"lang": "en",
"value": "Andy Coles of Microsoft MSRC Vulnerabilities and Mitigations Team"
}
],
"datePublic": "2021-10-13T00:00:00",
"descriptions": [
{
"lang": "en",
"value": "An Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027) vulnerability in J-Web of Juniper Networks Junos OS allows any low-privileged authenticated attacker to elevate their privileges to root. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S19; 15.1 versions prior to 15.1R7-S10; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R3-S9; 19.1 versions prior to 19.1R3-S6; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S3; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R2-S2, 20.1R3-S1; 20.2 versions prior to 20.2R3-S2; 20.3 versions prior to 20.3R3; 20.4 versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R1-S1, 21.1R2."
}
],
"exploits": [
{
"lang": "en",
"value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-22",
"description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-10-19T18:17:30",
"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
"shortName": "juniper"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://kb.juniper.net/JSA11253"
}
],
"solutions": [
{
"lang": "en",
"value": "The following software releases have been updated to resolve this specific issue: 12.3R12-S19, 15.1R7-S10, 18.3R3-S5, 18.4R3-S9, 19.1R3-S6, 19.2R1-S7, 19.2R3-S3, 19.3R3-S3, 19.4R3-S5, 20.1R2-S2, 20.1R3-S1, 20.2R3-S2, 20.3R3, 20.4R2-S1, 20.4R3, 21.1R1-S1, 21.1R2, 21.2R1, and all subsequent releases."
}
],
"source": {
"advisory": "JSA11253",
"defect": [
"1591145"
],
"discovery": "EXTERNAL"
},
"title": "Junos OS: J-Web: A path traversal vulnerability allows an authenticated attacker to elevate their privileges to root",
"workarounds": [
{
"lang": "en",
"value": "There are no viable workarounds for these issues other than disabling J-Web.\n\nTo reduce the risk of exploitation of these issues, use access lists or firewall filters to limit access to only trusted administrative networks, hosts and users."
}
],
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "sirt@juniper.net",
"DATE_PUBLIC": "2021-10-13T16:00:00.000Z",
"ID": "CVE-2021-31385",
"STATE": "PUBLIC",
"TITLE": "Junos OS: J-Web: A path traversal vulnerability allows an authenticated attacker to elevate their privileges to root"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Junos OS",
"version": {
"version_data": [
{
"platform": "EX Series",
"version_affected": "\u003c",
"version_name": "12.3",
"version_value": "12.3R12-S19"
},
{
"version_affected": "\u003c",
"version_name": "15.1",
"version_value": "15.1R7-S10"
},
{
"version_affected": "\u003c",
"version_name": "18.3",
"version_value": "18.3R3-S5"
},
{
"version_affected": "\u003c",
"version_name": "18.4",
"version_value": "18.4R3-S9"
},
{
"version_affected": "\u003c",
"version_name": "19.1",
"version_value": "19.1R3-S6"
},
{
"version_affected": "\u003c",
"version_name": "19.2",
"version_value": "19.2R1-S7, 19.2R3-S3"
},
{
"version_affected": "\u003c",
"version_name": "19.3",
"version_value": "19.3R3-S3"
},
{
"version_affected": "\u003c",
"version_name": "19.4",
"version_value": "19.4R3-S5"
},
{
"version_affected": "\u003c",
"version_name": "20.1",
"version_value": "20.1R2-S2, 20.1R3-S1"
},
{
"version_affected": "\u003c",
"version_name": "20.2",
"version_value": "20.2R3-S2"
},
{
"version_affected": "\u003c",
"version_name": "20.3",
"version_value": "20.3R3"
},
{
"version_affected": "\u003c",
"version_name": "20.4",
"version_value": "20.4R2-S1, 20.4R3"
},
{
"version_affected": "\u003c",
"version_name": "21.1",
"version_value": "21.1R1-S1, 21.1R2"
}
]
}
}
]
},
"vendor_name": "Juniper Networks"
}
]
}
},
"configuration": [
{
"lang": "en",
"value": "The following minimal configuration is necessary: \n\n [system services web-management http]\nor\n [system services web-management https]"
}
],
"credit": [
{
"lang": "eng",
"value": "Andy Coles of Microsoft MSRC Vulnerabilities and Mitigations Team"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "An Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027) vulnerability in J-Web of Juniper Networks Junos OS allows any low-privileged authenticated attacker to elevate their privileges to root. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S19; 15.1 versions prior to 15.1R7-S10; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R3-S9; 19.1 versions prior to 19.1R3-S6; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S3; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R2-S2, 20.1R3-S1; 20.2 versions prior to 20.2R3-S2; 20.3 versions prior to 20.3R3; 20.4 versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R1-S1, 21.1R2."
}
]
},
"exploit": [
{
"lang": "en",
"value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
}
],
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://kb.juniper.net/JSA11253",
"refsource": "CONFIRM",
"url": "https://kb.juniper.net/JSA11253"
}
]
},
"solution": [
{
"lang": "en",
"value": "The following software releases have been updated to resolve this specific issue: 12.3R12-S19, 15.1R7-S10, 18.3R3-S5, 18.4R3-S9, 19.1R3-S6, 19.2R1-S7, 19.2R3-S3, 19.3R3-S3, 19.4R3-S5, 20.1R2-S2, 20.1R3-S1, 20.2R3-S2, 20.3R3, 20.4R2-S1, 20.4R3, 21.1R1-S1, 21.1R2, 21.2R1, and all subsequent releases."
}
],
"source": {
"advisory": "JSA11253",
"defect": [
"1591145"
],
"discovery": "EXTERNAL"
},
"work_around": [
{
"lang": "en",
"value": "There are no viable workarounds for these issues other than disabling J-Web.\n\nTo reduce the risk of exploitation of these issues, use access lists or firewall filters to limit access to only trusted administrative networks, hosts and users."
}
]
}
}
},
"cveMetadata": {
"assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
"assignerShortName": "juniper",
"cveId": "CVE-2021-31385",
"datePublished": "2021-10-19T18:17:30.207673Z",
"dateReserved": "2021-04-15T00:00:00",
"dateUpdated": "2024-09-16T16:17:37.197Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
Loading…
Loading…
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.
Loading…
Loading…