CVE-2018-6388

published 2018-01-29

CVE-2018-6388: iBall iB-WRA150N 1.2.6 build 110401 Rel.47776n devices allow remote authenticated users to execute arbitrary OS commands via shell metacharacters in the ping…

Priority P2 62 high 8.8 CVSS 3.0

AV N AC L PR L UI N S U C H I H A H

EXPLOIT

iBall iB-WRA150N 1.2.6 build 110401 Rel.47776n devices allow remote authenticated users to execute arbitrary OS commands via shell metacharacters in the ping test arguments on the Diagnostics page.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
iball	ib-wra150n_firmware	—	—

Detection & IOCs extracted from sources · hover to see the quote

command 127.0.0.1;cat/etc/passwd↗

• → Monitor HTTP POST requests to the Diagnostics page ping test parameter for shell metacharacters (e.g., semicolons) followed by OS commands, indicating command injection attempts against iBall iB-WRA150N devices. ↗
• → Alert on use of hardcoded credentials (admin/admin, support/support, user/user) authenticating to iBall iB-WRA150N devices, as these are prerequisites for exploiting the RCE vulnerability. ↗

• · Exploitation requires prior authentication; the hardcoded credentials (admin/admin, support/support, user/user) are the primary enabler for unauthenticated attackers to reach the RCE vector. ↗
• · Affected firmware is specifically version 1.2.6 build 110401 Rel.47776n on iBall iB-WRA150N devices; scope is limited to this firmware version. ↗

CVSS provenance

nvd v3.0 8.8 HIGH CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 9.0 CRITICAL AV:N/AC:L/Au:S/C:C/I:C/A:C

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