CVE-2019-8605

unknown KEV

Published 2022-06-27 · Modified 2022-06-27

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

VIR risk

2.5

Description

A use-after-free vulnerability in Apple iOS, macOS, tvOS, and watchOS could allow a malicious application to execute code with system privileges.

CISA KEV

Vendor: Apple
Product: Multiple Products
Due date: 2022-07-18

Predictions

Exploit likelihood

99%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-46892 dos multiple verified

Google Security Research · 2019-05-21

Apple macOS < 10.14.5 / iOS < 12.3 XNU - 'in6_pcbdetach' Stale Pointer Use-After-Free

Source code queued for fetch — refresh in a moment.

EDB-47409 local ios text · 1 KB

Umang Raghuvanshi · 2019-09-23

iOS < 12.4.1 - 'Jailbreak' Local Privilege Escalation

text exploit Source: Exploit-DB

Exploit Title: SockPuppet 3
Date: September 8, 2019
Exploit Author: Umang Raghuvanshi
Vendor Homepage: https://apple.com
Software Link: https://ipsw.me/
Version: iOS 11.0—12.2, iOS 12.4
Tested on: iOS 11.0—12.2, iOS 12.4
CVE: CVE-2019-8605

This is an alternative (and complete) exploit for CVE-2019-8605. I have only implemented the exploit and do not claim any rights for discovering and/or publishing the vulnerability. The actual exploit code is in “SockPuppet3.cpp”, other files are either helpers or documentation. This exploit [1] has already been verified in production several times [2] [3], however, I can assist in additional verification if required.

POC:

https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/47409.zip

[1] https://gist.github.com/ur0/a9b2d8088479a70665f729c4e9bf8720 
[2] https://twitter.com/Pwn20wnd/status/1163392040073191426
[3] https://twitter.com/electra_team/status/1163658714840047618

References

https://nvd.nist.gov/vuln/detail/CVE-2019-8605

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.