Base Score

HIGH7.5

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.

VectorNETWORK

Published Bycve@mitre.org

Published DateJun 10, 2020, 22:15

Weakness Type (CWE):CWE-476

CVSS Metrics

Base Score

7.5

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

HIGH

References

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

Base Score

HIGH7.5

Weakness Type (CWE):CWE-476

CVSS Metrics

Base Score

7.5

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

NONE

Availability (A)

HIGH