Vulnerability · Published Aug 16, 2022 · Assigned by redhat

CVE-2020-1755

Medium 5.3

In plain English

A medium-severity insufficient verification of data authenticity in Moodle. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).

Severity (CVSS NVD)5.3Medium

Exploit odds (30 days)0.6%top 53.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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 products (as reported)

Vendor	Product	Versions
n/a	Moodle	3.8 to 3.8.1, 3.7 to 3.7.4, 3.6 to 3.6.8, 3.5 to 3.5.10 and earlier unsupported versions

Weakness: CWE-345

References

https://moodle.org/mod/forum/discuss.php?d=398351 x_refsource_MISC