CVE-2018-5992

published 2018-02-17

CVE-2018-5992: SQL Injection exists in the Staff Master through 1.0 RC 1 component for Joomla! via the name parameter in a view=staff request.

Priority P2 66 critical 9.8 CVSS 3.0

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

EXPLOIT

SQL Injection exists in the Staff Master through 1.0 RC 1 component for Joomla! via the name parameter in a view=staff request.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
staff_master_project	staff_master	<= 1.0	—
staff_master_project	staff_master	—	—

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

url http://localhost/[PATH]/index.php?option=com_staffmaster&view=staff&name=[SQL]↗

• → SQL injection is triggered via the `name` parameter in HTTP requests where `option=com_staffmaster` and `view=staff`. Monitor GET requests to index.php containing both of these query parameters alongside a `name` value with SQL metacharacters (e.g. single quote, UNION, SELECT keywords). ↗
• → Detect requests to Joomla! installations containing `option=com_staffmaster` in the query string as a fingerprint for this vulnerable component being targeted. ↗

• · The exploit PoC payloads are Base64-encoded in the advisory. Defenders should decode and inspect these strings to build accurate signatures; the raw SQL payloads include UNION SELECT and CONCAT_WS / GROUP_CONCAT constructs targeting the information_schema. ↗
• · The affected version is explicitly Staff Master <= 1.0 RC 1 for Joomla!. Verify the installed component version before applying detection rules to avoid false positives on patched or unrelated components. ↗

CVSS provenance

nvd v3.0 9.8 CRITICAL CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd v2.0 7.5 HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P

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