What is the CVSS score of CVE-2018-11543?

CVE-2018-11543 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:H/I:N/A:N. EPSS exploitation probability: 1.6%.

Sonus Sbc 1000 Firmware CVE-2018-11543

HIGH

Path Traversal (CWE-22)

2018-07-09 cve@mitre.org

Path Traversal Sonus Sbc 1000 Firmware Sonus Sbc 2000 Firmware Sbc Swe Lite 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:H/I:N/A:N

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:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Jul 09, 2018 - 12:29 nvd

HIGH 7.5

DescriptionNVD

A Local File Inclusion (LFI) vulnerability in the Sonus SBC 1000 / SBC 2000 / SBC SWe Lite web interface allows for the downloading of arbitrary files via an unspecified vector. It affects the 1000 and 2000 devices 6.0.x up to Build 446, 6.1.x up to Build 492, and 7.0.x up to Build 485. It affects the SWe Lite devices 6.1.x up to Build 111 and 7.0.x up to Build 140.

AnalysisAI

A Local File Inclusion (LFI) vulnerability in the Sonus SBC 1000 / SBC 2000 / SBC SWe Lite web interface allows for the downloading of arbitrary files via an unspecified vector. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. A Local File Inclusion (LFI) vulnerability in the Sonus SBC 1000 / SBC 2000 / SBC SWe Lite web interface allows for the downloading of arbitrary files via an unspecified vector. It affects the 1000 and 2000 devices 6.0.x up to Build 446, 6.1.x up to Build 492, and 7.0.x up to Build 485. It affects the SWe Lite devices 6.1.x up to Build 111 and 7.0.x up to Build 140. Affected products include: Ribboncommunications Sonus Sbc 1000 Firmware, Ribboncommunications Sonus Sbc 2000 Firmware, Ribboncommunications Sbc Swe Lite Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.