SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2007-4703

The Application Firewall in Apple Mac OS X 10.5 does not prevent a root process from accepting incoming connections, even when "Block incoming connections" has been set for its associated executable, which might allow remote attackers or local root…

HIGH 10.0EPSS 2.59%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The Application Firewall in Apple Mac OS X 10.5 does not prevent a root process from accepting incoming connections, even when "Block incoming connections" has been set for its associated executable, which might allow remote attackers or local root processes to bypass intended access restrictions.

CVSS 2.0
10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
2.59% probability · 85th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
apple/mac os x · apple/mac os x server
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 2.59%26 October 202626 October 2026

EPSS 2.6% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.