CVE-2023-5548 (GCVE-0-2023-5548)
Vulnerability from cvelistv5 – Published: 2023-11-09 19:36 – Updated: 2024-08-02 07:59
VLAI
EPSS
VEX
Title
Moodle: cache poisoning risk with endpoint revision numbers
Summary
Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection.
Severity
CWE
- CWE-349 - Acceptance of Extraneous Untrusted Data With Trusted Data
Assigner
References
3 references
| URL | Tags |
|---|---|
| http://git.moodle.org/gw?p=moodle.git&a=search&h=… | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2243449 | issue-trackingx_refsource_REDHAT |
| https://moodle.org/mod/forum/discuss.php?d=451589 |
Impacted products
Date Public
2023-10-16 00:00
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T07:59:44.808Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-77846"
},
{
"name": "RHBZ#2243449",
"tags": [
"issue-tracking",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2243449"
},
{
"tags": [
"x_transferred"
],
"url": "https://moodle.org/mod/forum/discuss.php?d=451589"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://git.moodle.org",
"defaultStatus": "unaffected",
"packageName": "moodle",
"versions": [
{
"lessThan": "4.2.3",
"status": "affected",
"version": "4.2.0",
"versionType": "semver"
},
{
"lessThan": "4.1.6",
"status": "affected",
"version": "4.1.0",
"versionType": "semver"
},
{
"lessThan": "4.0.11",
"status": "affected",
"version": "4.0.0",
"versionType": "semver"
},
{
"lessThan": "3.11.17",
"status": "affected",
"version": "3.11.0",
"versionType": "semver"
},
{
"lessThan": "3.9.24",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"datePublic": "2023-10-16T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection."
}
],
"metrics": [
{
"other": {
"content": {
"namespace": "https://access.redhat.com/security/updates/classification/",
"value": "Low"
},
"type": "Red Hat severity rating"
}
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 3.3,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-349",
"description": "Acceptance of Extraneous Untrusted Data With Trusted Data",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-04-19T13:48:28.693Z",
"orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5",
"shortName": "fedora"
},
"references": [
{
"url": "http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-77846"
},
{
"name": "RHBZ#2243449",
"tags": [
"issue-tracking",
"x_refsource_REDHAT"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2243449"
},
{
"url": "https://moodle.org/mod/forum/discuss.php?d=451589"
}
],
"timeline": [
{
"lang": "en",
"time": "2023-10-10T00:00:00.000Z",
"value": "Reported to Red Hat."
},
{
"lang": "en",
"time": "2023-10-16T00:00:00.000Z",
"value": "Made public."
}
],
"title": "Moodle: cache poisoning risk with endpoint revision numbers",
"x_redhatCweChain": "CWE-349: Acceptance of Extraneous Untrusted Data With Trusted Data"
}
},
"cveMetadata": {
"assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5",
"assignerShortName": "fedora",
"cveId": "CVE-2023-5548",
"datePublished": "2023-11-09T19:36:18.676Z",
"dateReserved": "2023-10-12T00:42:28.476Z",
"dateUpdated": "2024-08-02T07:59:44.808Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2023-5548",
"date": "2026-10-02",
"epss": "0.00294",
"percentile": "0.20002"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A2A8D2D9-48FE-417F-8062-65794AA65706",
"versionEndExcluding": "3.9.24",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "7C058D38-D206-4BEC-B647-4CD1808A1FC8",
"versionEndExcluding": "3.11.17",
"versionStartIncluding": "3.11.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "4827B277-0EC2-4254-B6DF-F18475A6253C",
"versionEndExcluding": "4.0.11",
"versionStartIncluding": "4.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "E660C47C-2CB3-4B06-B98A-F8EE211F798A",
"versionEndExcluding": "4.1.6",
"versionStartIncluding": "4.1.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "C65020B8-B78E-4B59-B894-3F223D769078",
"versionEndExcluding": "4.2.3",
"versionStartIncluding": "4.2.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "3D9C7598-4BB4-442A-86DF-EEDE041A4CC7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*",
"matchCriteriaId": "CC559B26-5DFC-4B7A-A27C-B77DE755DFF9",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection."
},
{
"lang": "es",
"value": "Se requirieron limitaciones m\u00e1s estrictas en el n\u00famero de revisiones en los endpoints de servicio de archivos para mejorar la protecci\u00f3n contra el envenenamiento de la cach\u00e9."
}
],
"id": "CVE-2023-5548",
"lastModified": "2024-11-21T08:41:59.337",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 3.3,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 1.4,
"source": "patrick@puiterwijk.org",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2023-11-09T20:15:10.390",
"references": [
{
"source": "patrick@puiterwijk.org",
"tags": [
"Patch"
],
"url": "http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-77846"
},
{
"source": "patrick@puiterwijk.org",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2243449"
},
{
"source": "patrick@puiterwijk.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://moodle.org/mod/forum/discuss.php?d=451589"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-77846"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2243449"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://moodle.org/mod/forum/discuss.php?d=451589"
}
],
"sourceIdentifier": "patrick@puiterwijk.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-349"
}
],
"source": "patrick@puiterwijk.org",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-345"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"collectionURL": "https://git.moodle.org",
"defaultStatus": "unaffected",
"packageName": "moodle",
"versions": [
{
"lessThan": "4.2.3",
"status": "affected",
"version": "4.2.0",
"versionType": "semver"
},
{
"lessThan": "4.1.6",
"status": "affected",
"version": "4.1.0",
"versionType": "semver"
},
{
"lessThan": "4.0.11",
"status": "affected",
"version": "4.0.0",
"versionType": "semver"
},
{
"lessThan": "3.11.17",
"status": "affected",
"version": "3.11.0",
"versionType": "semver"
},
{
"lessThan": "3.9.24",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "patrick@puiterwijk.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A2A8D2D9-48FE-417F-8062-65794AA65706",
"versionEndExcluding": "3.9.24",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "7C058D38-D206-4BEC-B647-4CD1808A1FC8",
"versionEndExcluding": "3.11.17",
"versionStartIncluding": "3.11.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "4827B277-0EC2-4254-B6DF-F18475A6253C",
"versionEndExcluding": "4.0.11",
"versionStartIncluding": "4.0.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "E660C47C-2CB3-4B06-B98A-F8EE211F798A",
"versionEndExcluding": "4.1.6",
"versionStartIncluding": "4.1.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*",
"matchCriteriaId": "C65020B8-B78E-4B59-B894-3F223D769078",
"versionEndExcluding": "4.2.3",
"versionStartIncluding": "4.2.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "3D9C7598-4BB4-442A-86DF-EEDE041A4CC7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*",
"matchCriteriaId": "CC559B26-5DFC-4B7A-A27C-B77DE755DFF9",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Stronger revision number limitations were required on file serving endpoints to improve cache poisoning protection."
},
{
"lang": "es",
"value": "Se requirieron limitaciones m\u00e1s estrictas en el n\u00famero de revisiones en los endpoints de servicio de archivos para mejorar la protecci\u00f3n contra el envenenamiento de la cach\u00e9."
}
],
"id": "CVE-2023-5548",
"lastModified": "2026-06-17T06:48:48.930",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 3.3,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 1.4,
"source": "patrick@puiterwijk.org",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2023-11-09T20:15:10.390",
"references": [
{
"source": "patrick@puiterwijk.org",
"tags": [
"Patch"
],
"url": "http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-77846"
},
{
"source": "patrick@puiterwijk.org",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2243449"
},
{
"source": "patrick@puiterwijk.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://moodle.org/mod/forum/discuss.php?d=451589"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-77846"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2243449"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://moodle.org/mod/forum/discuss.php?d=451589"
}
],
"sourceIdentifier": "patrick@puiterwijk.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-349"
}
],
"source": "patrick@puiterwijk.org",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-345"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-11-21T15:04:21+00:00",
"cve": "CVE-2023-5548",
"id": "CVE-2023-5548",
"initial_release_date": "2023-10-16T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "moodle: Cache poisoning risk with endpoint revision numbers",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-5548.json",
"version": "3"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…