Stack-Based Buffer Overflow in libIEC61850 Affecting Automation Solutions
CVE-2018-18957

9.8CRITICAL

Key Information:

Vendor

Mz-automation

Status
Libiec61850
Vendor
CVE Published:
5 November 2018

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 11%

What is CVE-2018-18957?

An issue exists in libIEC61850 version 1.3 that exposes affected systems to a stack-based buffer overflow. This vulnerability occurs in the prepareGooseBuffer function within the goose/goose_publisher.c file. An attacker can exploit this flaw to potentially execute arbitrary code or crash the application, highlighting the importance of maintaining robust security practices in automation solutions to mitigate risks associated with such vulnerabilities.

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-2018-18957 - Proof of Concept

References

https://www.exploit-db.com/exploits/45798/
exploitx_refsource_EXPLOIT-DB
https://github.com/mz-automation/libiec61850/issues/83
x_refsource_MISC

EPSS Score

11% 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

.