What is the CVSS score of CVE-2019-18307?

CVE-2019-18307 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 2.5%.

Is there a public PoC exploit available for CVE-2019-18307?

Yes, a public proof-of-concept exploit is available for CVE-2019-18307. Prioritise patching immediately. EPSS: 2.5%.

Sppa T3000 Ms3000 Migration Server CVE-2019-18307

HIGH

Out-of-bounds Read (CWE-125)

2019-12-12 productcert@siemens.com

Buffer Overflow Information Disclosure Sppa T3000 Ms3000 Migration Server

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Dec 12, 2019 - 19:15 nvd

HIGH 7.5

DescriptionNVD

A vulnerability has been identified in SPPA-T3000 MS3000 Migration Server (All versions). An attacker with network access to the MS3000 Server could trigger a Denial-of-Service condition by sending specifically crafted packets to port 5010/tcp. This vulnerability is independent from CVE-2019-18290, CVE-2019-18291, CVE-2019-18292, CVE-2019-18294, CVE-2019-18298, CVE-2019-18299, CVE-2019-18300, CVE-2019-18301, CVE-2019-18302, CVE-2019-18303, CVE-2019-18304, CVE-2019-18305, and CVE-2019-18306. Please note that an attacker needs to have network access to the MS3000 in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.

AnalysisAI

A vulnerability has been identified in SPPA-T3000 MS3000 Migration Server (All versions). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. A vulnerability has been identified in SPPA-T3000 MS3000 Migration Server (All versions). An attacker with network access to the MS3000 Server could trigger a Denial-of-Service condition by sending specifically crafted packets to port 5010/tcp. This vulnerability is independent from CVE-2019-18290, CVE-2019-18291, CVE-2019-18292, CVE-2019-18294, CVE-2019-18298, CVE-2019-18299, CVE-2019-18300, CVE-2019-18301, CVE-2019-18302, CVE-2019-18303, CVE-2019-18304, CVE-2019-18305, and CVE-2019-18306. Please note that an attacker needs to have network access to the MS3000 in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known. Affected products include: Siemens Sppa-T3000 Ms3000 Migration Server.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.