What is the CVSS score of CVE-2019-15513?

CVE-2019-15513 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.7%.

Is there a public PoC exploit available for CVE-2019-15513?

Yes, a public proof-of-concept exploit is available for CVE-2019-15513. Prioritise patching immediately. EPSS: 1.7%.

Libuci CVE-2019-15513

HIGH

Improper Locking (CWE-667)

2019-08-23 cve@mitre.org

Information Disclosure Libuci Cx2L Mwr04L Firmware C1 Mwr03 Firmware

7.5

CVSS 3.0 · 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:3.0/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

Aug 23, 2019 - 07:15 nvd

HIGH 7.5

DescriptionNVD

An issue was discovered in OpenWrt libuci (aka Library for the Unified Configuration Interface) before 15.05.1 as used on Motorola CX2L MWR04L 1.01 and C1 MWR03 1.01 devices. /tmp/.uci/network locking is mishandled after reception of a long SetWanSettings command, leading to a device hang.

AnalysisAI

An issue was discovered in OpenWrt libuci (aka Library for the Unified Configuration Interface) before 15.05.1 as used on Motorola CX2L MWR04L 1.01 and C1 MWR03 1.01 devices. 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 under CWE-667. An issue was discovered in OpenWrt libuci (aka Library for the Unified Configuration Interface) before 15.05.1 as used on Motorola CX2L MWR04L 1.01 and C1 MWR03 1.01 devices. /tmp/.uci/network locking is mishandled after reception of a long SetWanSettings command, leading to a device hang. Affected products include: Openwrt Libuci, Motorola Cx2L Mwr04L Firmware, Motorola C1 Mwr03 Firmware. Version information: before 15.05.1.

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.