CVE-2016-9920 is a high-severity vulnerability affecting Roundcube webmail versions prior to 1.1.7 and 1.2.3. It allows remote authenticated users to execute arbitrary code by crafting an email message, specifically when no SMTP server is configured and the sendmail program is enabled, due to improper restriction of custom envelope-from addresses. The attack requires low privileges but has high impact on confidentiality, integrity, and availability, with a CVSS score of 7.5. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.1.6CPE matchmatch criteria | cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:* | ||
1.2.0CPE matchmatch criteria | cpe:2.3:a:roundcube:webmail:1.2.0:*:*:*:*:*:*:* | ||
1.2.1CPE matchmatch criteria | cpe:2.3:a:roundcube:webmail:1.2.1:*:*:*:*:*:*:* | ||
1.2.2CPE matchmatch criteria | cpe:2.3:a:roundcube:webmail:1.2.2:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.