HOMEVULNERABILITIESCVE-2011-2074
HIGH

CVE-2011-2074

NVD-CWE-noinfoPublished: May 10, 2011· Updated: Jun 16, 2026

8.5
CVSS v3.1

Official Description

Unspecified vulnerability in the client in Skype 5.x before 5.1.0.922 on Mac OS X allows remote authenticated users to execute arbitrary code or cause a denial of service (application crash) via a crafted message.

NVD Source

Technical Analysis

CVE-2011-2074 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:M/Au:S/C:C/I:C/A:C

Affected Vendors & Products

Apple1 product(s)
mac os x
skype1 product(s)
skype
Source: NVD CPE · 7 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (14)

Quick Facts

CVE IDCVE-2011-2074
CVSS Score8.5 / 10
SeverityHIGH
CISA KEVNo
Affected2 vendor(s)
PublishedMay 10, 2011

Related CVEs (NVD-CWE-noinfo)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2011-2074 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.