CVE-2020-13941

Reported in SOLR-14515 (private) and fixed in SOLR-14561 (public), released in Solr version 8.6.0. The Replication handler (https://lucene.apache.org/solr/guide/8_6/index-replication.html#http-api-commands-for-the-replicationhandler) allows commands backup, restore and deleteBackup. Each of these take a location parameter, which was not validated, i.e you could read/write to any location the solr user can access.

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://lists.apache.org/thread.html/rf54e7912b7d2b72c63ec54a7afa4adcbf16268dcc63253767dd67d60%40%3Cgeneral.lucene.apache.org%3E	Mailing List Vendor Advisory
https://lists.apache.org/thread.html/rbcd9dff009ed19ffcc2b09784595fc1098fc802a5472f81795f893be@%3Ccommits.lucene.apache.org%3E
https://lists.apache.org/thread.html/rc400db37710ee79378b6c52de3640493ff538c2beb41cefdbbdf2ab8@%3Ccommits.submarine.apache.org%3E
https://lists.apache.org/thread.html/r1d4a247329a8478073163567bbc8c8cb6b49c6bfc2bf58153a857af1@%3Ccommits.druid.apache.org%3E

Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:solr:*:*:*:*:*:*:*:*

Information

Published : 2020-08-17 06:15

Updated : 2021-03-24 18:15

NVD link : CVE-2020-13941

Mitre link : CVE-2020-13941

JSON object : View

CWE

CWE-20

Improper Input Validation

Products Affected

apache

solr

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://lists.apache.org/thread.html/rf54e7912b7d2b72c63ec54a7afa4adcbf16268dcc63253767dd67d60%40%3Cgeneral.lucene.apache.org%3E", "name": "https://lists.apache.org/thread.html/rf54e7912b7d2b72c63ec54a7afa4adcbf16268dcc63253767dd67d60%40%3Cgeneral.lucene.apache.org%3E", "tags": ["Mailing List", "Vendor Advisory"], "refsource": "MISC"}, {"url": "https://lists.apache.org/thread.html/rbcd9dff009ed19ffcc2b09784595fc1098fc802a5472f81795f893be@%3Ccommits.lucene.apache.org%3E", "name": "[lucene-commits] 20200912 [lucene-site] 01/01: Solr CVE-2020-13941 (#29)", "tags": [], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/rc400db37710ee79378b6c52de3640493ff538c2beb41cefdbbdf2ab8@%3Ccommits.submarine.apache.org%3E", "name": "[submarine-commits] 20201209 [GitHub] [submarine] QiAnXinCodeSafe opened a new issue #474: There is a vulnerability in Apache Solr 5.5.4,upgrade recommended", "tags": [], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r1d4a247329a8478073163567bbc8c8cb6b49c6bfc2bf58153a857af1@%3Ccommits.druid.apache.org%3E", "name": "[druid-commits] 20210324 [GitHub] [druid] jihoonson opened a new pull request #11030: Suppress cves", "tags": [], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Reported in SOLR-14515 (private) and fixed in SOLR-14561 (public), released in Solr version 8.6.0. The Replication handler (https://lucene.apache.org/solr/guide/8_6/index-replication.html#http-api-commands-for-the-replicationhandler) allows commands backup, restore and deleteBackup. Each of these take a location parameter, which was not validated, i.e you could read/write to any location the solr user can access."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-20"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-13941", "ASSIGNER": "security@apache.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}}, "publishedDate": "2020-08-17T13:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:apache:solr:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "8.6.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-03-25T01:15Z"}

8.8 /10