What is the CVSS score of CVE-2018-1124?

CVE-2018-1124 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.8%.

Is there a public PoC exploit available for CVE-2018-1124?

Yes, a public proof-of-concept exploit is available for CVE-2018-1124. Prioritise patching immediately. EPSS: 1.8%.

Procps Ng CVE-2018-1124

HIGH

Heap-based Buffer Overflow (CWE-122)

2018-05-23 secalert@redhat.com

Heap Overflow Privilege Escalation RCE Buffer Overflow Procps Ng Ubuntu Linux Debian Linux Enterprise Linux Enterprise Linux Desktop Enterprise Linux Server Enterprise Linux Workstation Struxureware Data Center Expert Leap

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 23, 2018 - 13:29 nvd

HIGH 7.8

DescriptionNVD

procps-ng before version 3.3.15 is vulnerable to multiple integer overflows leading to a heap corruption in file2strvec function. This allows a privilege escalation for a local attacker who can create entries in procfs by starting processes, which could result in crashes or arbitrary code execution in proc utilities run by other users.

AnalysisAI

procps-ng before version 3.3.15 is vulnerable to multiple integer overflows leading to a heap corruption in file2strvec function. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-122. procps-ng before version 3.3.15 is vulnerable to multiple integer overflows leading to a heap corruption in file2strvec function. This allows a privilege escalation for a local attacker who can create entries in procfs by starting processes, which could result in crashes or arbitrary code execution in proc utilities run by other users. Affected products include: Procps-Ng Project Procps-Ng, Canonical Ubuntu Linux, Debian Debian Linux, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop. Version information: version 3.3.15.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.