VulnerabilityModified
CVE-2023-35133
An issue in the logic used to check 0.0.0.0 against the cURL blocked hosts lists resulted in an SSRF risk.
HIGH 7.5EPSS 0.83%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.83%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue in the logic used to check 0.0.0.0 against the cURL blocked hosts lists resulted in an SSRF risk. This flaw affects Moodle versions 4.2, 4.1 to 4.1.3, 4.0 to 4.0.8, 3.11 to 3.11.14, 3.9 to 3.9.21 and earlier unsupported versions.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.83% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-918
- Affected
- moodle/moodle
- Source
- patrick@puiterwijk.org
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2214373
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7A72KX4WU6GK2CX4TKYFGFASPKOEOJFC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I5QAEAGJ44NVXLAJFJXKARKC45OGEDXT/
- https://moodle.org/mod/forum/discuss.php?d=447831Patch, Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2214373
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7A72KX4WU6GK2CX4TKYFGFASPKOEOJFC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I5QAEAGJ44NVXLAJFJXKARKC45OGEDXT/
- https://moodle.org/mod/forum/discuss.php?d=447831Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.