Session Restore Helper Crash in Firefox for iOS by Mozilla
CVE-2023-37456

6.5MEDIUM

Key Information:

Vendor
Mozilla
Status
Firefox For iOS
Vendor
CVE Published:
12 July 2023

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A vulnerability in Firefox for iOS allows the session restore helper to crash when no parameter is sent to the message handler, disrupting user sessions. This issue affects versions earlier than 115, potentially compromising user experience and stability. Users should ensure their applications are updated to mitigate any associated risks.

Affected Version(s)

Firefox for iOS < 115

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

cve-2023-37456
Created by SpiralBL0CK

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1795496
https://www.mozilla.org/security/advisories/mfsa2023-25/

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Artem Chaykin
.