CVE-2020-13900

An issue was discovered in janus-gateway (aka Janus WebRTC Server) through 0.10.0. janus_sdp_preparse in sdp.c has a NULL pointer dereference.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L74	Third Party Advisory
https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L64	Third Party Advisory
https://github.com/meetecho/janus-gateway/pull/2214	Patch Third Party Advisory
https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13900	Exploit Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:a:meetecho:janus:*:*:*:*:*:*:*:*

Information

Published : 2020-06-10 15:15

Updated : 2021-03-04 09:09

NVD link : CVE-2020-13900

Mitre link : CVE-2020-13900

JSON object : View

CWE

CWE-476

NULL Pointer Dereference

Advertisement

Products Affected

meetecho

janus

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L74", "name": "https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L74", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L64", "name": "https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L64", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "https://github.com/meetecho/janus-gateway/pull/2214", "name": "https://github.com/meetecho/janus-gateway/pull/2214", "tags": ["Patch", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13900", "name": "https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13900", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An issue was discovered in janus-gateway (aka Janus WebRTC Server) through 0.10.0. janus_sdp_preparse in sdp.c has a NULL pointer dereference."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-476"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-13900", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2020-06-10T22:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:meetecho:janus:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "0.10.0", "versionStartIncluding": "0.9.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-03-04T17:09Z"}