CVE-2018-5989

published 2018-02-17

CVE-2018-5989: SQL Injection exists in the ccNewsletter 2.x component for Joomla! via the id parameter in a task=removeSubscriber action, a related issue to CVE-2011-5099.

Priority P2 62 critical 9.8 CVSS 3.1

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

EXPLOIT

SQL Injection exists in the ccNewsletter 2.x component for Joomla! via the id parameter in a task=removeSubscriber action, a related issue to CVE-2011-5099.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
chillcreations	ccnewsletter	2.0.0 – 2.2.4	—

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

url http://localhost/[PATH]/index.php?option=com_ccnewsletter&task=removeSubscriber&id=[SQL]↗

command option=com_ccnewsletter&task=removeSubscriber&id=↗

• → Monitor HTTP requests targeting the Joomla component ccNewsletter with the query parameters `option=com_ccnewsletter`, `task=removeSubscriber`, and a manipulated `id` parameter containing SQL injection payloads (e.g., OR, SELECT, CONCAT, FLOOR, RAND, INFORMATION_SCHEMA). ↗
• → The SQL injection payload observed uses error-based technique with CONCAT(version(), database(), FLOOR(RAND(0)*2)) querying INFORMATION_SCHEMA.PLUGINS — alert on these patterns in the `id` parameter of ccNewsletter requests. ↗
• → SQL Injection exists in the ccNewsletter 2.x component for Joomla! via the `id` parameter in a `task=removeSubscriber` action — validate and sanitize this parameter server-side and alert on non-integer values. ↗

• · The exploit was tested on specific platforms; behavior may differ across environments. ↗
• · This vulnerability affects ccNewsletter version 2.x (Stable) only; other major versions may not be affected. ↗

CVSS provenance

nvd v3.1 9.8 CRITICAL CVSS:3.1/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

CVEs like this are exactly what “Exploited This Week” covers.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.

CWE-89