What’s Vulnerable › Vulnerabilities

CVE-2017-17455

• Severity: medium (CVSS 5.9 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-20 · updated 2026-06-17
• Weakness: CWE-295

Description

Mahara 16.10 before 16.10.7, 17.04 before 17.04.5, and 17.10 before 17.10.2 are vulnerable to being forced, via a man-in-the-middle attack, to interact with Mahara on the HTTP protocol rather than HTTPS even when an SSL certificate is present.

Affected products

• mahara: from 16.10.0 before 16.10.7; from 17.04.0 before 17.04.5; from 17.10.0 before 17.10.2 — fixed in 16.10.7, 17.04.5, 17.10.2

How to fix

Upgrade to a fixed version: mahara 16.10.7, 17.04.5, 17.10.2. Check the vendor advisory for mitigations.

References

• https://bugs.launchpad.net/mahara/+bug/1734767
• https://mahara.org/interaction/forum/topic.php?id=8150
• https://reviews.mahara.org/#/c/8312/
• https://bugs.launchpad.net/mahara/+bug/1734767
• https://mahara.org/interaction/forum/topic.php?id=8150
• https://reviews.mahara.org/#/c/8312/

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