gsd-2020-9283
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-9283",
"description": "golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client.",
"id": "GSD-2020-9283",
"references": [
"https://www.suse.com/security/cve/CVE-2020-9283.html",
"https://access.redhat.com/errata/RHSA-2021:1129",
"https://access.redhat.com/errata/RHSA-2021:0799",
"https://access.redhat.com/errata/RHSA-2020:4298",
"https://access.redhat.com/errata/RHSA-2020:4264",
"https://access.redhat.com/errata/RHSA-2020:3809",
"https://access.redhat.com/errata/RHSA-2020:3414",
"https://access.redhat.com/errata/RHSA-2020:3372",
"https://access.redhat.com/errata/RHSA-2020:3370",
"https://access.redhat.com/errata/RHSA-2020:3369",
"https://access.redhat.com/errata/RHBA-2020:3180",
"https://access.redhat.com/errata/RHBA-2020:3179",
"https://access.redhat.com/errata/RHSA-2020:3078",
"https://access.redhat.com/errata/RHSA-2020:2878",
"https://access.redhat.com/errata/RHSA-2020:2793",
"https://access.redhat.com/errata/RHSA-2020:2790",
"https://access.redhat.com/errata/RHSA-2020:2789",
"https://access.redhat.com/errata/RHSA-2020:2413",
"https://access.redhat.com/errata/RHSA-2020:2412",
"https://security.archlinux.org/CVE-2020-9283",
"https://packetstormsecurity.com/files/cve/CVE-2020-9283"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-9283"
],
"details": "golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client.",
"id": "GSD-2020-9283",
"modified": "2023-12-13T01:21:53.246489Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2020-9283",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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"lang": "eng",
"value": "golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client."
}
]
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"problemtype": {
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"value": "n/a"
}
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},
"references": {
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{
"name": "https://groups.google.com/forum/#!topic/golang-announce/3L45YRc91SY",
"refsource": "CONFIRM",
"url": "https://groups.google.com/forum/#!topic/golang-announce/3L45YRc91SY"
},
{
"name": "http://packetstormsecurity.com/files/156480/Go-SSH-0.0.2-Denial-Of-Service.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/156480/Go-SSH-0.0.2-Denial-Of-Service.html"
},
{
"name": "[debian-lts-announce] 20201007 [SECURITY] [DLA 2402-1] golang-go.crypto security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00014.html"
},
{
"name": "[debian-lts-announce] 20201116 [SECURITY] [DLA 2453-1] restic security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00027.html"
},
{
"name": "[debian-lts-announce] 20201118 [SECURITY] [DLA 2455-1] packer security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00031.html"
},
{
"name": "[debian-lts-announce] 20230616 [SECURITY] [DLA 3455-1] golang-go.crypto security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00017.html"
}
]
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "=0.0.0-20200220183623-bac4c82f6975",
"affected_versions": "Version 0.0.0-20200220183623-bac4c82f6975",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-347",
"CWE-937"
],
"date": "2020-11-18",
"description": "`golang.org/x/crypto` allows a panic during signature verification in the `golang.org/x/crypto/ssh` package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client.",
"fixed_versions": [],
"identifier": "CVE-2020-9283",
"identifiers": [
"CVE-2020-9283"
],
"not_impacted": "",
"package_slug": "go/golang.org/x/crypto",
"pubdate": "2020-02-20",
"solution": "Unfortunately, there is no solution available yet.",
"title": "Improper Verification of Cryptographic Signature",
"urls": [
"https://nvd.nist.gov/vuln/detail/CVE-2020-9283",
"http://packetstormsecurity.com/files/156480/Go-SSH-0.0.2-Denial-Of-Service.html"
],
"uuid": "617bad6a-16cb-43d0-adb1-d530063b2d49"
}
]
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:golang:package_ssh:0.0.0-20200220183623-bac4c82f6975:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
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"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2020-9283"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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"value": "golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-347"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://groups.google.com/forum/#!topic/golang-announce/3L45YRc91SY",
"refsource": "CONFIRM",
"tags": [
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],
"url": "https://groups.google.com/forum/#!topic/golang-announce/3L45YRc91SY"
},
{
"name": "http://packetstormsecurity.com/files/156480/Go-SSH-0.0.2-Denial-Of-Service.html",
"refsource": "MISC",
"tags": [
"Exploit",
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"VDB Entry"
],
"url": "http://packetstormsecurity.com/files/156480/Go-SSH-0.0.2-Denial-Of-Service.html"
},
{
"name": "[debian-lts-announce] 20201007 [SECURITY] [DLA 2402-1] golang-go.crypto security update",
"refsource": "MLIST",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00014.html"
},
{
"name": "[debian-lts-announce] 20201116 [SECURITY] [DLA 2453-1] restic security update",
"refsource": "MLIST",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00027.html"
},
{
"name": "[debian-lts-announce] 20201118 [SECURITY] [DLA 2455-1] packer security update",
"refsource": "MLIST",
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],
"url": "https://lists.debian.org/debian-lts-announce/2020/11/msg00031.html"
},
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"name": "[debian-lts-announce] 20230616 [SECURITY] [DLA 3455-1] golang-go.crypto security update",
"refsource": "MLIST",
"tags": [],
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}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"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,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"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"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
},
"lastModifiedDate": "2023-06-17T00:15Z",
"publishedDate": "2020-02-20T20:15Z"
}
}
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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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