What is the CVSS score of CVE-2017-15805?

CVE-2017-15805 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: 0.6%.

Small Business Sa520 Firmware CVE-2017-15805

HIGH

Path Traversal (CWE-22)

2017-10-23 cve@mitre.org

Path Traversal Cisco Small Business Sa520 Firmware Small Business Sa540 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

Oct 23, 2017 - 08:29 cve.org

HIGH 7.5

DescriptionCVE.org

Cisco Small Business SA520 and SA540 devices with firmware 2.1.71 and 2.2.0.7 allow ../ directory traversal in scgi-bin/platform.cgi via the thispage parameter, for reading arbitrary files.

AnalysisAI

Cisco Small Business SA520 and SA540 devices with firmware 2.1.71 and 2.2.0.7 allow ../ directory traversal in scgi-bin/platform.cgi via the thispage parameter, for reading arbitrary files. 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. Cisco Small Business SA520 and SA540 devices with firmware 2.1.71 and 2.2.0.7 allow ../ directory traversal in scgi-bin/platform.cgi via the thispage parameter, for reading arbitrary files. Affected products include: Cisco Small Business Sa520 Firmware, Cisco Small Business Sa540 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.