What is the CVSS score of CVE-2016-8364?

CVE-2016-8364 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.7%.

S7 Softplc CVE-2016-8364

CRITICAL

Buffer Overflow (CWE-119)

2017-02-13 ics-cert@hq.dhs.gov

Buffer Overflow S7 Softplc

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 13, 2017 - 21:59 cve.org

CRITICAL 9.8

DescriptionCVE.org

An issue was discovered in IBHsoftec S7-SoftPLC prior to 4.12b. Object memory can read a network packet that is larger than the space that is available, a Heap-based Buffer Overflow.

AnalysisAI

An issue was discovered in IBHsoftec S7-SoftPLC prior to 4.12b. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. An issue was discovered in IBHsoftec S7-SoftPLC prior to 4.12b. Object memory can read a network packet that is larger than the space that is available, a Heap-based Buffer Overflow. Affected products include: Ibhsoftec S7-Softplc. Version information: prior to 4.12.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.