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CVE-2020-35471 (GCVE-0-2020-35471)
Vulnerability from cvelistv5 – Published: 2020-12-15 00:48 – Updated: 2024-08-04 17:02
VLAI
EPSS
Summary
Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.
Severity
7.5 (High)
CWE
- n/a
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://github.com/envoyproxy/envoy/compare/v1.16… | x_refsource_MISC |
| https://github.com/envoyproxy/envoy/issues/14113 | x_refsource_MISC |
| https://github.com/envoyproxy/envoy/pull/14122 | x_refsource_MISC |
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bit-envoy-2020-35471
Vulnerability from bitnami_vulndb
Published
2024-03-06 10:59
Modified
2025-04-03 14:40
Summary
Details
Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.
{
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"package": {
"ecosystem": "Bitnami",
"name": "envoy",
"purl": "pkg:bitnami/envoy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.16.1"
}
],
"type": "SEMVER"
}
],
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
}
]
}
],
"aliases": [
"CVE-2020-35471"
],
"database_specific": {
"cpes": [
"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*"
],
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},
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"id": "BIT-envoy-2020-35471",
"modified": "2025-04-03T14:40:37.652Z",
"published": "2024-03-06T10:59:56.472Z",
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"type": "WEB",
"url": "https://github.com/envoyproxy/envoy/compare/v1.16.0...v1.16.1"
},
{
"type": "WEB",
"url": "https://github.com/envoyproxy/envoy/issues/14113"
},
{
"type": "WEB",
"url": "https://github.com/envoyproxy/envoy/pull/14122"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-35471"
}
],
"schema_version": "1.5.0"
}
Title
Envoy存在未明漏洞
Description
Envoy是一款开源的分布式代理服务器。
Envoy 1.16.1之前版本存在安全漏洞,该漏洞源于错误的处理丢弃和截断的数据报,如一个UDP包大小大于1500分割错误所证明。目前没有详细漏洞细节提供。
Severity
中
Patch Name
Envoy存在未明漏洞的补丁
Patch Description
Envoy是一款开源的分布式代理服务器。
Envoy 1.16.1之前版本存在安全漏洞,该漏洞源于错误的处理丢弃和截断的数据报,如一个UDP包大小大于1500分割错误所证明。目前没有详细漏洞细节提供。目前,供应商发布了安全公告及相关补丁信息,修复了此漏洞。
Formal description
目前厂商已发布升级补丁以修复漏洞,补丁获取链接:https://github.com/envoyproxy/envoy/pull/14122
Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-35471
Impacted products
| Name | Envoy Envoy <1.16.1 |
|---|
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"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-07249",
"openTime": "2021-01-28",
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"products": {
"product": "Envoy Envoy \u003c1.16.1"
},
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"serverity": "\u4e2d",
"submitTime": "2020-12-21",
"title": "Envoy\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}
FKIE_CVE-2020-35471
Vulnerability from fkie_nvd - Published: 2020-12-15 01:15 - Updated: 2024-11-21 05:27
Severity
Summary
Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://github.com/envoyproxy/envoy/compare/v1.16.0...v1.16.1 | Patch, Third Party Advisory | |
| cve@mitre.org | https://github.com/envoyproxy/envoy/issues/14113 | Exploit, Third Party Advisory | |
| cve@mitre.org | https://github.com/envoyproxy/envoy/pull/14122 | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/envoyproxy/envoy/compare/v1.16.0...v1.16.1 | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/envoyproxy/envoy/issues/14113 | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/envoyproxy/envoy/pull/14122 | Patch, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| envoyproxy | envoy | * |
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},
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GHSA-VC66-G998-2H5P
Vulnerability from github – Published: 2022-05-24 17:36 – Updated: 2022-05-24 17:36
VLAI
Details
Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.
{
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"CVE-2020-35471"
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},
"details": "Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.",
"id": "GHSA-vc66-g998-2h5p",
"modified": "2022-05-24T17:36:36Z",
"published": "2022-05-24T17:36:36Z",
"references": [
{
"type": "ADVISORY",
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},
{
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},
{
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}
],
"schema_version": "1.4.0",
"severity": []
}
GSD-2020-35471
Vulnerability from gsd - Updated: 2023-12-13 01:22Details
Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.
Aliases
Aliases
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"id": "GSD-2020-35471",
"references": [
"https://www.suse.com/security/cve/CVE-2020-35471.html"
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},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
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],
"details": "Envoy before 1.16.1 mishandles dropped and truncated datagrams, as demonstrated by a segmentation fault for a UDP packet size larger than 1500.",
"id": "GSD-2020-35471",
"modified": "2023-12-13T01:22:01.227503Z",
"schema_version": "1.4.0"
}
},
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OPENSUSE-SU-2022:0065-1
Vulnerability from csaf_opensuse - Published: 2022-03-02 16:51 - Updated: 2022-03-02 16:51Summary
Security update for envoy-proxy
Severity
Important
Notes
Title of the patch: Security update for envoy-proxy
Description of the patch: This update for envoy-proxy fixes the following issues:
Update to 1.14.6:
- CVE-2020-35471: Fixed a denial of service via dropped and truncated UDP datagrams (boo#1180121).
Patchnames: openSUSE-2022-65
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
7.5 (High)
Affected products
Recommended
12 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
7.5 (High)
Affected products
Recommended
12 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
7.5 (High)
Affected products
Recommended
12 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
7.5 (High)
Affected products
Recommended
12 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
7.5 (High)
Affected products
Recommended
12 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Package Hub 15 SP3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: openSUSE Leap 15.3:envoy-proxy-source-1.14.6-bp153.3.4.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
References
22 references
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Loading…
Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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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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