What is the CVSS score of CVE-2018-6563?

CVE-2018-6563 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.4%.

Is there a public PoC exploit available for CVE-2018-6563?

Yes, a public proof-of-concept exploit is available for CVE-2018-6563. Prioritise patching immediately. EPSS: 2.4%.

Encryption Gateway CVE-2018-6563

HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2018-06-20 cve@mitre.org

CSRF Encryption Gateway

8.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 20, 2018 - 14:29 nvd

HIGH 8.8

DescriptionNVD

Multiple cross-site request forgery (CSRF) vulnerabilities in totemomail Encryption Gateway before 6.0.0_Build_371 allow remote attackers to hijack the authentication of users for requests that (1) change user settings, (2) send emails, or (3) change contact information by leveraging lack of an anti-CSRF token.

AnalysisAI

Multiple cross-site request forgery (CSRF) vulnerabilities in totemomail Encryption Gateway before 6.0.0_Build_371 allow remote attackers to hijack the authentication of users for requests that (1). Rated high severity (CVSS 8.8), 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 Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. Multiple cross-site request forgery (CSRF) vulnerabilities in totemomail Encryption Gateway before 6.0.0_Build_371 allow remote attackers to hijack the authentication of users for requests that (1) change user settings, (2) send emails, or (3) change contact information by leveraging lack of an anti-CSRF token. Affected products include: Totemo Encryption Gateway. Version information: before 6.0.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.