SB2023032760 - Multiple vulnerabilities in Apple Safari

Description

This security bulletin contains information about 7 secuirty vulnerabilities.

1) Security features bypass (CVE-ID: CVE-2023-27932)

The vulnerability allows a remote attacker to bypass Same Origin Policy restrictions.

The vulnerability exists due to improper state management. A remote attacker can trick the victim to visit a specially crafted website and bypass Same Origin Policy restrictions.

2) Information disclosure (CVE-ID: CVE-2023-27954)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote attacker can track sensitive user information.

3) Input validation error (CVE-ID: CVE-2023-28201)

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input in WebKit Web Inspector. A remote attacker can trick the victim to visit a specially crafted website and execute arbitrary code on the system.

4) Buffer overflow (CVE-ID: CVE-2023-32435)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in WebKit. A remote attacker can trick the victim to visit a specially crafted web page, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

5) Use-after-free (CVE-ID: CVE-2014-1745)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing vectors that trigger removal of an SVGFontFaceElement object, related to core/svg/SVGFontFaceElement.cpp. A remote attackers can cause a denial of service or possibly have unspecified other impact.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

6) Use-after-free (CVE-ID: CVE-2023-28198)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in WebKit. A remote attacker can trick the victim to open a specially crafted website, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

7) Security features bypass (CVE-ID: CVE-2023-32370)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an error in WebKit, as Content Security Policy may fail to block domains with wildcards. A remote attacker can bypass implemented CSP restrictions.

Remediation

Install update from vendor's website.

References

• https://support.apple.com/en-us/HT213671