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* support owncloud cve-2023-49103 --------- Co-authored-by: GitHub Action <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| parsers: | ||
| - crowdsecurity/syslog-logs | ||
| - crowdsecurity/dateparse-enrich | ||
| - crowdsecurity/nginx-logs | ||
| scenarios: | ||
| - ./scenarios/crowdsecurity/CVE-2023-49103.yaml | ||
| postoverflows: | ||
| - "" | ||
| log_file: cve-2023-49103.log | ||
| log_type: nginx | ||
| labels: {} | ||
| ignore_parsers: true | ||
| override_statics: [] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| 1.2.3.4 - - [28/Nov/2023:09:41:29 +0100] "GET /owncloud/apps/graphapi/vendor/microsoft/microsoft-graph/tests/GetPhpInfo.php HTTP/1.1" 404 153 "-" "curl/7.68.0" | ||
| 4.5.6.7 - - [28/Nov/2023:09:45:00 +0100] "GET /owncloud/apps/graphapi/vendor/microsoft/microsoft-graph/tests/GetPhpInfo.php HTTP/1.1" 200 153 "-" "curl/7.68.0" |
Empty file.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| len(results) == 2 | ||
| "4.5.6.7" in results[0].Overflow.GetSources() | ||
| results[0].Overflow.Sources["4.5.6.7"].IP == "4.5.6.7" | ||
| results[0].Overflow.Sources["4.5.6.7"].Range == "" | ||
| results[0].Overflow.Sources["4.5.6.7"].GetScope() == "Ip" | ||
| results[0].Overflow.Sources["4.5.6.7"].GetValue() == "4.5.6.7" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("datasource_path") == "cve-2023-49103.log" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("datasource_type") == "file" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("http_path") == "/owncloud/apps/graphapi/vendor/microsoft/microsoft-graph/tests/GetPhpInfo.php" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("http_status") == "200" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("http_user_agent") == "curl/7.68.0" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("http_verb") == "GET" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("log_type") == "http_access-log" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("service") == "http" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("source_ip") == "4.5.6.7" | ||
| results[0].Overflow.Alert.Events[0].GetMeta("timestamp") == "2023-11-28T09:45:00+01:00" | ||
| results[0].Overflow.Alert.GetScenario() == "crowdsecurity/CVE-2023-49103" | ||
| results[0].Overflow.Alert.Remediation == true | ||
| results[0].Overflow.Alert.GetEventsCount() == 1 | ||
| "1.2.3.4" in results[1].Overflow.GetSources() | ||
| results[1].Overflow.Sources["1.2.3.4"].IP == "1.2.3.4" | ||
| results[1].Overflow.Sources["1.2.3.4"].Range == "" | ||
| results[1].Overflow.Sources["1.2.3.4"].GetScope() == "Ip" | ||
| results[1].Overflow.Sources["1.2.3.4"].GetValue() == "1.2.3.4" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("datasource_path") == "cve-2023-49103.log" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("datasource_type") == "file" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("http_path") == "/owncloud/apps/graphapi/vendor/microsoft/microsoft-graph/tests/GetPhpInfo.php" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("http_status") == "404" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("http_user_agent") == "curl/7.68.0" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("http_verb") == "GET" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("log_type") == "http_access-log" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("service") == "http" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("source_ip") == "1.2.3.4" | ||
| results[1].Overflow.Alert.Events[0].GetMeta("timestamp") == "2023-11-28T09:41:29+01:00" | ||
| results[1].Overflow.Alert.GetScenario() == "crowdsecurity/CVE-2023-49103" | ||
| results[1].Overflow.Alert.Remediation == true | ||
| results[1].Overflow.Alert.GetEventsCount() == 1 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| Detect exploitation of owncloud CVE-2023-49103 | ||
|
|
||
| Ref: https://nvd.nist.gov/vuln/detail/CVE-2023-49103 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| type: trigger | ||
| format: 2.0 | ||
| name: crowdsecurity/CVE-2023-49103 | ||
| description: "Detect owncloud CVE-2023-49103 exploitation attempts" | ||
| filter: | | ||
| evt.Meta.log_type in ['http_access-log', 'http_error-log'] && Lower(evt.Meta.http_path) contains '/owncloud/apps/graphapi/vendor/microsoft/microsoft-graph/tests/getphpinfo.php' | ||
| groupby: "evt.Meta.source_ip" | ||
| blackhole: 2m | ||
| labels: | ||
| type: exploit | ||
| remediation: true | ||
| classification: | ||
| - attack.T1595 | ||
| - attack.T1190 | ||
| - cve.CVE-2023-49103 | ||
| spoofable: 1 | ||
| confidence: 2 | ||
| behavior: "http:exploit" | ||
| label: "owncloud CVE-2023-49103" | ||
| service: owncloud |
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