CVE-2017-18898 — MEDIUM (5.3)

Q: What is CVE-2017-18898?

CVE-2017-18898 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows crafted posts that potentially cause a web browser to hang.

Q: How severe is CVE-2017-18898?

CVE-2017-18898 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2017-18898?

Check the references section above for vendor advisories and patch information. Affected products include: Mattermost Mattermost Server.

Vulnerability Description

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows crafted posts that potentially cause a web browser to hang.

CVSS Score

5.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Mattermost	Mattermost Server	< 4.0.5

Related Weaknesses (CWE)

CWE-404

References

https://mattermost.com/security-updates/Vendor Advisory
https://mattermost.com/security-updates/Vendor Advisory

FAQ

What is CVE-2017-18898?

CVE-2017-18898 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows crafted posts that potentially cause a web browser to hang.

How severe is CVE-2017-18898?

CVE-2017-18898 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-18898?

Check the references section above for vendor advisories and patch information. Affected products include: Mattermost Mattermost Server.