CVE-2020-21493 — MEDIUM (5.3)

Vulnerability Description

An issue in the component route\user.php of Xiuno BBS v4.0.4 allows attackers to enumerate usernames.

CVSS Score

5.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Xiuno	Xiunobbs	4.0.4

References

https://gitee.com/xiuno/xiunobbs/issues/I1690WIssue TrackingThird Party Advisory
https://github.com/wanghaiwei/xiuno-docker/issues/3ExploitIssue TrackingThird Party Advisory
https://gitee.com/xiuno/xiunobbs/issues/I1690WIssue TrackingThird Party Advisory
https://github.com/wanghaiwei/xiuno-docker/issues/3ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2020-21493?

CVE-2020-21493 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An issue in the component route\user.php of Xiuno BBS v4.0.4 allows attackers to enumerate usernames.

How severe is CVE-2020-21493?

CVE-2020-21493 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-2020-21493?

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