What is the CVSS score of CVE-2019-1956?

CVE-2019-1956 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.8%.

Spa112 2 Port Phone Adapter Firmware CVE-2019-1956

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2019-08-08 psirt@cisco.com

XSS Cisco Spa112 2 Port Phone Adapter Firmware

4.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.8 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Aug 08, 2019 - 08:15 nvd

MEDIUM 4.8

DescriptionNVD

A vulnerability in the web-based interface of the Cisco SPA112 2-Port Phone Adapter could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against another user of the device. The vulnerability is due to insufficient validation of user-supplied input by the web-based interface of the affected device. An attacker could exploit this vulnerability by inserting malicious code in one of the configuration fields. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

AnalysisAI

A vulnerability in the web-based interface of the Cisco SPA112 2-Port Phone Adapter could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against another user. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. A vulnerability in the web-based interface of the Cisco SPA112 2-Port Phone Adapter could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against another user of the device. The vulnerability is due to insufficient validation of user-supplied input by the web-based interface of the affected device. An attacker could exploit this vulnerability by inserting malicious code in one of the configuration fields. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. Affected products include: Cisco Spa112 2-Port Phone Adapter Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.