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Vulnerability details: VCID-cty8-9t9r-aaaf
Vulnerability ID VCID-cty8-9t9r-aaaf
Aliases CVE-2022-21655
Summary CVE-2022-21655 envoy: Incorrect handling of internal redirects to routes with a direct response entry
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-670 Always-Incorrect Control Flow Implementation
System Score Found at
rhas Important https://access.redhat.com/errata/RHSA-2022:1275
rhas Important https://access.redhat.com/errata/RHSA-2022:1276
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-21655.json
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
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epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00065 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00092 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00105 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00105 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
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epss 0.00105 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00105 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
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epss 0.00105 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
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epss 0.00105 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00105 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
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epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
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epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
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epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00116 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.00145 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
epss 0.0017 https://api.first.org/data/v1/epss?cve=CVE-2022-21655
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=2050757
cvssv3.1 7.5 https://github.com/envoyproxy/envoy/commit/177d608155ba8b11598b9bbf8240e90d8c350682
ssvc Track https://github.com/envoyproxy/envoy/commit/177d608155ba8b11598b9bbf8240e90d8c350682
cvssv3.1 7.5 https://github.com/envoyproxy/envoy/security/advisories/GHSA-7r5p-7fmh-jxpg
ssvc Track https://github.com/envoyproxy/envoy/security/advisories/GHSA-7r5p-7fmh-jxpg
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2022-21655
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2022-21655
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2022-21655
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-21655.json
https://api.first.org/data/v1/epss?cve=CVE-2022-21655
https://github.com/envoyproxy/envoy/commit/177d608155ba8b11598b9bbf8240e90d8c350682
https://github.com/envoyproxy/envoy/security/advisories/GHSA-7r5p-7fmh-jxpg
2050757 https://bugzilla.redhat.com/show_bug.cgi?id=2050757
cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*
CVE-2022-21655 https://nvd.nist.gov/vuln/detail/CVE-2022-21655
ISTIO-SECURITY-2022-003 https://istio.io/latest/news/security/ISTIO-SECURITY-2022-003/
RHSA-2022:1275 https://access.redhat.com/errata/RHSA-2022:1275
RHSA-2022:1276 https://access.redhat.com/errata/RHSA-2022:1276
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-21655.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/envoyproxy/envoy/commit/177d608155ba8b11598b9bbf8240e90d8c350682
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-04-23T15:57:22Z/ Found at https://github.com/envoyproxy/envoy/commit/177d608155ba8b11598b9bbf8240e90d8c350682
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/envoyproxy/envoy/security/advisories/GHSA-7r5p-7fmh-jxpg
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2025-04-23T15:57:22Z/ Found at https://github.com/envoyproxy/envoy/security/advisories/GHSA-7r5p-7fmh-jxpg
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21655
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21655
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21655
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.16316
EPSS Score 0.00062
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.