CVE-2017-6977
An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue...
An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "Speech Framework" component. It allows attackers to conduct sandbox-escape attacks or cause a denial of service (memory corruption) via a crafted app.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "Speech Framework" component. It allows attackers to conduct sandbox-escape attacks or cause a denial of service (memory corruption) via a crafted app.
- Record
CVE-2017-6977- CVSS 3.0
- 8.6 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "Speech Framework" component. It allows attackers to conduct sandbox-escape attacks or cause a denial of service (memory corruption) via a crafted app.
- Record
CVE-2017-6977- Updated
- 2026-11-02
EUVDEUVD-2017-16015 No score
An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "Speech Framework" component. It allows attackers to conduct sandbox-escape attacks or cause a denial of service (memory corruption) via a crafted app.
- Record
EUVD-2017-16015- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-85c3-442r-w5g2
An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue...
An issue was discovered in certain Apple products. macOS before 10.12.5 is affected. The issue involves the "Speech Framework" component. It allows attackers to conduct sandbox-escape attacks or cause a denial of service (memory corruption) via a crafted app.
- Record
GHSA-85c3-442r-w5g2- CVSS 3.0
- 8.6 High
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-6977 is a high vulnerability (CVSS 8.6) in Apple Mac Os X, published May 22, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.80%, the 56th percentile. No source names a fixed version.