CVE-2018-17867 — HIGH (7.2)

Vulnerability Description

The Port Forwarding functionality on DASAN H660GW devices allows remote attackers to execute arbitrary code via shell metacharacters in the cgi-bin/adv_nat_virsvr.asp Addr parameter (aka the Local IP Address field).

CVSS Score

7.2

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Dasannetworks	H660Gw Firmware	-
Dasannetworks	H660Gw	-

Related Weaknesses (CWE)

CWE-78

References

https://wojciechregula.blog/authenticated-rce-in-dasan-routers/ExploitThird Party Advisory
https://wojciechregula.blog/authenticated-rce-in-dasan-routers/ExploitThird Party Advisory

FAQ

What is CVE-2018-17867?

CVE-2018-17867 is a vulnerability with a CVSS score of 7.2 (HIGH). The Port Forwarding functionality on DASAN H660GW devices allows remote attackers to execute arbitrary code via shell metacharacters in the cgi-bin/adv_nat_virsvr.asp Addr parameter (aka the Local IP ...

How severe is CVE-2018-17867?

CVE-2018-17867 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-17867?

Check the references section above for vendor advisories and patch information. Affected products include: Dasannetworks H660Gw Firmware, Dasannetworks H660Gw.