CVE-2020-1755
MEDIUM
5.3
CVSS Score
Published: August 16, 2022 at 07:29 PM UTC
Updated: June 17, 2026 at 03:02 AM UTC
1 product affected across 1 vendorMoodle
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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.5%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 3.5.103.5.0 ≤ v < 3.5.113.6.0 ≤ v < 3.6.93.7.0 ≤ v < 3.7.53.8.0 ≤ v < 3.8.2
Affected range stops below 3.5.11, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.6.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.7.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.8.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://moodle.org/mod/forum/discuss.php?d=398351CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-345
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