Integer Overflow Vulnerability in Netconsd by Facebook
CVE-2023-28753

9.8CRITICAL

Key Information:

Vendor

Facebook

Status
Netconsd
Vendor
CVE Published:
18 May 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-28753?

The netconsd application, prior to version 0.2, is vulnerable to an integer overflow in its parse_packet function. This vulnerability can be exploited by a malicious actor to manipulate heap memory, enabling them to execute arbitrary code or alter the application's intended behavior. User data could be compromised as attackers can control the input causing the overflow, leading to potential data breaches and system instability.

Affected Version(s)

netconsd 0.0 < 0.2

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-2023-28753
Created by pingjuiliao

References

https://www.facebook.com/security/advisories/cve-2023-28753
x_refsource_CONFIRM
https://github.com/facebook/netconsd/commit/9fc54edf54f7c...
x_refsource_MISC

EPSS Score

9% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.