CVE-2020-24003
CVE-2020-24003 is a low-severity vulnerability in Microsoft Skype with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v2: 2.1
- EPSS exploit prediction: 1% (63rd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft Skype
- Published:
- Last modified:
Description
Microsoft Skype through 8.59.0.77 on macOS has the disable-library-validation entitlement, which allows a local process (with the user's privileges) to obtain unprompted microphone and camera access by loading a crafted library and thereby inheriting Skype Client's microphone and camera access.
Frequently asked questions
- What is CVE-2020-24003?
- Microsoft Skype through 8.59.0.77 on macOS has the disable-library-validation entitlement, which allows a local process (with the user's privileges) to obtain unprompted microphone and camera access by loading a crafted library and thereby inheriting Skype Client's microphone and camera access.
- How severe is CVE-2020-24003?
- CVE-2020-24003 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2020-24003 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-24003?
- CVE-2020-24003 affects Microsoft Skype. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-24003?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-24003 published?
- CVE-2020-24003 was published on 2021-01-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:microsoft:skype:*:*:*:*:*:macos:*:*
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