HIGH
Istio 1.1.x through 1.1.6 has Incorrect Access Control
Published Jun 5, 2019
8.9
HIGHCVSS 3.1
EPSS 1.18%
Description
Istio 1.1.x through 1.1.6 has Incorrect Access Control.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
8.9 HIGH GHSA
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N/E:H/RL:O/RC:C
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact High
Availability Impact None
Exploit Maturity H
7.5 HIGH NVD
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Adjacent
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
5.4 MEDIUM NVD
AV:A/AC:M/Au:N/C:P/I:P/A:P
Access Vector Adjacent
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.18% 0.01175
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.01175
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.18% (0.01175) | 66.47th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.18% (0.01175) | 66.16th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.10% (0.00103) | 42.59th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.10% (0.00103) | 42.56th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00103) | 40.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.40% (0.01404) | 49.02th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.74% (0.02742) | 63.06th | v1 |
| Jan 6, 2022 | 2.74% (0.02742) | 62.72th | v1 |
| Jan 5, 2022 | 0.62% (0.00624) | 46.35th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
Weaknesses (1)
References (6)
- https://github.com/advisories/GHSA-6g5f-f5pm-mjrg Advisory
- https://github.com/istio/istio/issues/13868
- https://github.com/istio/istio/pull/13893/commits/91faba277439dab798185730d1624bd53e37bb06
- https://istio.io/about/notes/ x_refsource_MISCRelease NotesVendor Advisory
- https://istio.io/blog/2019/cve-2019-12243/ x_refsource_CONFIRMExploitVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-12243
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-6g5f-f5pm-mjrg | Advisory | |
| https://github.com/istio/istio/issues/13868 | ||
| https://github.com/istio/istio/pull/13893/commits/91faba277439dab798185730d1624bd53e37bb06 | ||
| https://istio.io/about/notes/ | x_refsource_MISCRelease NotesVendor Advisory | |
| https://istio.io/blog/2019/cve-2019-12243/ | x_refsource_CONFIRMExploitVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2019-12243 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 5, 2019
Updated Aug 4, 2024
Reserved May 20, 2019
Link CVE-2019-12243
CISA Vulnrichment
GHSA-6G5F-F5PM-MJRG Updated n/a