What is the CVSS score of CVE-2018-5266?

CVE-2018-5266 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: 2.0%.

Is there a public PoC exploit available for CVE-2018-5266?

Yes, a public proof-of-concept exploit is available for CVE-2018-5266. Prioritise patching immediately. EPSS: 2.0%.

Sea Tel 121 Firmware CVE-2018-5266

HIGH

Information Exposure (CWE-200)

2018-01-08 cve@mitre.org

Information Disclosure Sea Tel 121 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

Jan 08, 2018 - 03:29 nvd

HIGH 7.5

DescriptionNVD

Cobham Sea Tel 121 build 222701 devices allow remote attackers to obtain potentially sensitive information about valid usernames by reading the loginName lines at the js/userLogin.js URI. NOTE: default passwords for the standard usernames are listed in the product's documentation: Dealer with password seatel3, SysAdmin with password seatel2, and User with password seatel1.

AnalysisAI

Cobham Sea Tel 121 build 222701 devices allow remote attackers to obtain potentially sensitive information about valid usernames by reading the loginName lines at the js/userLogin.js URI. 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 Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. Cobham Sea Tel 121 build 222701 devices allow remote attackers to obtain potentially sensitive information about valid usernames by reading the loginName lines at the js/userLogin.js URI. NOTE: default passwords for the standard usernames are listed in the product's documentation: Dealer with password seatel3, SysAdmin with password seatel2, and User with password seatel1. Affected products include: Cobham Sea Tel 121 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.