Search for vulnerabilities
Vulnerability details: VCID-dss6-rcaa-aaag
Vulnerability ID VCID-dss6-rcaa-aaag
Aliases CVE-2022-21654
Summary CVE-2022-21654 envoy: Incorrect configuration handling allows mTLS session re-use without re-validation
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-295 Improper Certificate Validation
CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
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 9.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-21654.json
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00031 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00033 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00057 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00068 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00128 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00213 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00217 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00217 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00217 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2022-21654
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=2050753
cvssv3.1 7.4 https://github.com/envoyproxy/envoy/commit/e9f936d85dc1edc34fabd0a1725ec180f2316353
ssvc Track https://github.com/envoyproxy/envoy/commit/e9f936d85dc1edc34fabd0a1725ec180f2316353
cvssv3.1 7.4 https://github.com/envoyproxy/envoy/security/advisories/GHSA-5j4x-g36v-m283
ssvc Track https://github.com/envoyproxy/envoy/security/advisories/GHSA-5j4x-g36v-m283
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2022-21654
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2022-21654
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2022-21654
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-21654.json
https://api.first.org/data/v1/epss?cve=CVE-2022-21654
https://github.com/envoyproxy/envoy/commit/e9f936d85dc1edc34fabd0a1725ec180f2316353
https://github.com/envoyproxy/envoy/security/advisories/GHSA-5j4x-g36v-m283
2050753 https://bugzilla.redhat.com/show_bug.cgi?id=2050753
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-2022-21654 https://nvd.nist.gov/vuln/detail/CVE-2022-21654
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:H/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-21654.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:H/PR:N/UI:N/S:U/C:H/I:H/A:N Found at https://github.com/envoyproxy/envoy/commit/e9f936d85dc1edc34fabd0a1725ec180f2316353
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:N/T:T/P:M/B:A/M:M/D:T/2025-04-23T15:55:41Z/ Found at https://github.com/envoyproxy/envoy/commit/e9f936d85dc1edc34fabd0a1725ec180f2316353
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N Found at https://github.com/envoyproxy/envoy/security/advisories/GHSA-5j4x-g36v-m283
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:N/T:T/P:M/B:A/M:M/D:T/2025-04-23T15:55:41Z/ Found at https://github.com/envoyproxy/envoy/security/advisories/GHSA-5j4x-g36v-m283
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21654
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21654
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-21654
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 0.05648
EPSS Score 0.00031
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.