CVE-2018-20503 — MEDIUM (6.1)

Vulnerability Description

Allied Telesis 8100L/8 devices allow XSS via the edit-ipv4_interface.php vlanid or subnet_mask parameter.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Alliedtelesis	8100L\/8 Firmware	-
Alliedtelesis	8100L\/8	-

Related Weaknesses (CWE)

CWE-79

References

http://packetstormsecurity.com/files/151327/SirsiDynix-e-Library-3.5.x-Cross-SitExploitThird Party AdvisoryVDB Entry
https://pentest.com.tr/exploits/Allied-Telesis-8100L-8-Cross-Site-Scripting.htmlExploitThird Party Advisory
https://www.exploit-db.com/exploits/46237/ExploitThird Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/151327/SirsiDynix-e-Library-3.5.x-Cross-SitExploitThird Party AdvisoryVDB Entry
https://pentest.com.tr/exploits/Allied-Telesis-8100L-8-Cross-Site-Scripting.htmlExploitThird Party Advisory
https://www.exploit-db.com/exploits/46237/ExploitThird Party AdvisoryVDB Entry

FAQ

What is CVE-2018-20503?

CVE-2018-20503 is a vulnerability with a CVSS score of 6.1 (MEDIUM). Allied Telesis 8100L/8 devices allow XSS via the edit-ipv4_interface.php vlanid or subnet_mask parameter.

How severe is CVE-2018-20503?

CVE-2018-20503 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-20503?

Check the references section above for vendor advisories and patch information. Affected products include: Alliedtelesis 8100L\/8 Firmware, Alliedtelesis 8100L\/8.