CVE-2019-9536 — MEDIUM (6.1)

Vulnerability Description

Apple iPhone 3GS bootrom malloc implementation returns a non-NULL pointer when unable to allocate memory, aka 'alloc8'. An attacker with physical access to the device can install arbitrary firmware.

CVSS Score

6.1

MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Apple	Iphone 3Gs	-

Related Weaknesses (CWE)

CWE-755

References

https://github.com/axi0mX/alloc8ExploitThird Party Advisory
https://github.com/axi0mX/ipwndfu/blob/master/alloc8.pyThird Party Advisory
https://github.com/axi0mX/alloc8ExploitThird Party Advisory
https://github.com/axi0mX/ipwndfu/blob/master/alloc8.pyThird Party Advisory

FAQ

What is CVE-2019-9536?

CVE-2019-9536 is a vulnerability with a CVSS score of 6.1 (MEDIUM). Apple iPhone 3GS bootrom malloc implementation returns a non-NULL pointer when unable to allocate memory, aka 'alloc8'. An attacker with physical access to the device can install arbitrary firmware.

How severe is CVE-2019-9536?

CVE-2019-9536 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-9536?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Iphone 3Gs.