CVE-2020-1755
First published: Tue Aug 16 2022(Updated: )
In Moodle before 3.8.2, 3.7.5, 3.6.9 and 3.5.11, X-Forwarded-For headers could be used to spoof a user's IP, in order to bypass remote address checks.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Moodle Moodle | >=3.5.0<3.5.11 | |
| Moodle Moodle | >=3.6.0<3.6.9 | |
| Moodle Moodle | >=3.7.0<3.7.5 | |
| Moodle Moodle | >=3.8.0<3.8.2 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-1755?
CVE-2020-1755 is a vulnerability in Moodle versions before 3.8.2, 3.7.5, 3.6.9, and 3.5.11 that allows for IP spoofing using X-Forwarded-For headers.
How can an attacker exploit CVE-2020-1755?
An attacker can exploit CVE-2020-1755 by manipulating X-Forwarded-For headers to bypass remote address checks and spoof a user's IP address.
What is the severity of CVE-2020-1755?
CVE-2020-1755 has a severity rating of 5.3 (Medium).
Which versions of Moodle are affected by CVE-2020-1755?
Moodle versions before 3.8.2, 3.7.5, 3.6.9, and 3.5.11 are affected by CVE-2020-1755.
How can I fix CVE-2020-1755?
To fix CVE-2020-1755, update to Moodle version 3.8.2, 3.7.5, 3.6.9, or 3.5.11.
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- agent/references
- agent/remedy
- agent/weakness
- agent/author
- agent/severity
- agent/last-modified-date
- agent/tags
- agent/softwarecombine
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- vendor/moodle
- canonical/moodle moodle
- version/moodle moodle/3.5.0
- version/moodle moodle/3.6.0
- version/moodle moodle/3.7.0
- version/moodle moodle/3.8.0