CVE-2020-8949 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

Gocloud S2A_WL 4.2.7.16471, S2A 4.2.7.17278, S2A 4.3.0.15815, S2A 4.3.0.17193, S3A K2P MTK 4.2.7.16528, S3A 4.3.0.16572, and ISP3000 4.3.0.17190 devices allows remote attackers to execute arbitrary OS commands via shell metacharacters in a ping operation, as demonstrated by the cgi-bin/webui/admin/tools/app_ping/diag_ping/; substring.

CVSS Score

8.8

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Gocloud	S2A Wl Firmware	4.2.7.16471
Gocloud	S2A Wl	-
Gocloud	S2A Firmware	4.2.7.17278
Gocloud	S2A	-
Gocloud	S3A K2P Mtk Firmware	4.2.7.16528
Gocloud	S3A K2P Mtk	-
Gocloud	S3A Firmware	4.3.0.16572
Gocloud	S3A	-
Gocloud	Isp3000 Firmware	4.3.0.17190
Gocloud	Isp3000	-

Related Weaknesses (CWE)

CWE-78

References

https://sku11army.blogspot.com/2020/02/gocloud-rce-in-gocloud-routers.htmlExploitThird Party Advisory
https://sku11army.blogspot.com/2020/02/gocloud-rce-in-gocloud-routers.htmlExploitThird Party Advisory

FAQ

What is CVE-2020-8949?

CVE-2020-8949 is a vulnerability with a CVSS score of 8.8 (HIGH). Gocloud S2A_WL 4.2.7.16471, S2A 4.2.7.17278, S2A 4.3.0.15815, S2A 4.3.0.17193, S3A K2P MTK 4.2.7.16528, S3A 4.3.0.16572, and ISP3000 4.3.0.17190 devices allows remote attackers to execute arbitrary OS...

How severe is CVE-2020-8949?

CVE-2020-8949 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8949?

Check the references section above for vendor advisories and patch information. Affected products include: Gocloud S2A Wl Firmware, Gocloud S2A Wl, Gocloud S2A Firmware, Gocloud S2A, Gocloud S3A K2P Mtk Firmware.