CRITICAL
ChakraCore allows an attacker to gain the same user rights as the current user, due to the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability"
Published Nov 2, 2017
9.8
CRITICALCVSS 3.0
EPSS 9.51%
Description
ChakraCore allows an attacker to gain the same user rights as the current user, due to the way that the ChakraCore scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability".
Affected products
-
- Version ChakraCoreStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft Corporation | ChakraCore | n/a |
|
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
9.51% 0.09513
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.09513
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 9.51% (0.09513) | 95.30th | v5 (v2026.06.15) |
| Jun 15, 2026 | 9.51% (0.09513) | 94.81th | v5 (v2026.06.15) |
| Apr 20, 2025 | 17.19% (0.17193) | 94.59th | v4 (v2025.03.14) |
| Mar 30, 2025 | 14.10% (0.14096) | 93.76th | v4 (v2025.03.14) |
| Mar 29, 2025 | 47.73% (0.47725) | 96.65th | v4 (v2025.03.14) |
| Mar 23, 2025 | 14.10% (0.14096) | 93.43th | v4 (v2025.03.14) |
| Mar 17, 2025 | 8.98% (0.08980) | 91.98th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.77% (0.00769) | 81.94th | v3 (v2023.03.01) |
| Jul 5, 2024 | 0.77% (0.00769) | 81.36th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.60% (0.00599) | 77.75th | v3 (v2023.03.01) |
| Aug 18, 2023 | 0.60% (0.00599) | 75.67th | v3 (v2023.03.01) |
| May 5, 2023 | 0.69% (0.00690) | 77.24th | v3 (v2023.03.01) |
| Mar 26, 2023 | 0.66% (0.00658) | 76.40th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.76% (0.00760) | 78.30th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.45% (0.06454) | 91.04th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.45% (0.06454) | 90.15th | v2 (v2022.01.01) |
| Feb 23, 2022 | 6.45% (0.06454) | 78.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.89% (0.05888) | 77.44th | v2 (v2022.01.01) |
| Feb 3, 2022 | 7.26% (0.07262) | 83.87th | v1 |
| Jan 6, 2022 | 7.26% (0.07262) | 83.71th | v1 |
| Sep 1, 2021 | 7.26% (0.07262) | 91.38th | v1 |
| Apr 14, 2021 | 7.26% (0.07262) | 0.00th | v1 |
Weaknesses (1)
References (11)
- http://www.securityfocus.com/bid/100838 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039369 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://github.com/advisories/GHSA-c79v-2rjq-965m Advisory
- https://github.com/chakra-core/ChakraCore/commit/b3e3959d14814f42ee2197c504c322bcbe12347d
- https://github.com/chakra-core/ChakraCore/pull/3727
- https://github.com/chakra-core/ChakraCore/pull/3727/commits/b3e3959d14814f42ee2197c504c322bcbe12347d
- https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2017-11767
- https://nvd.nist.gov/vuln/detail/CVE-2017-11767
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11767 x_refsource_CONFIRMIssue TrackingVendor Advisory
- https://web.archive.org/web/20210124103810/http://www.securityfocus.com/bid/100838
- https://web.archive.org/web/20211127230635/http://www.securitytracker.com/id/1039369
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/100838 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1039369 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://github.com/advisories/GHSA-c79v-2rjq-965m | Advisory | |
| https://github.com/chakra-core/ChakraCore/commit/b3e3959d14814f42ee2197c504c322bcbe12347d | ||
| https://github.com/chakra-core/ChakraCore/pull/3727 | ||
| https://github.com/chakra-core/ChakraCore/pull/3727/commits/b3e3959d14814f42ee2197c504c322bcbe12347d | ||
| https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2017-11767 | ||
| https://nvd.nist.gov/vuln/detail/CVE-2017-11767 | ||
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11767 | x_refsource_CONFIRMIssue TrackingVendor Advisory | |
| https://web.archive.org/web/20210124103810/http://www.securityfocus.com/bid/100838 | ||
| https://web.archive.org/web/20211127230635/http://www.securitytracker.com/id/1039369 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Nov 2, 2017
Updated Sep 16, 2024
Reserved Jul 31, 2017
Link CVE-2017-11767
CISA Vulnrichment
GHSA-C79V-2RJQ-965M Updated n/a