PT-2020-13764 · Meetecho+1 · Janus-Gateway+1

Mikhail Evdokimov · Published 2020-06-10 · Updated 2021-03-04 · CVE-2020-13900

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions janus-gateway versions through 0.10.0

Description An issue was discovered in janus-gateway, where the janus sdp preparse function in sdp.c has a NULL pointer dereference.

Recommendations For versions through 0.10.0, at the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2020-2180

CVE-2020-13900

Affected Products

Alt Linux

Janus-Gateway

References · 12

• 🔥 https://github.com/merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13900 · Exploit
• 🔥 https://github.com/merrychap/CVEs/tree/master/CVE-2020-13900 · Exploit
• https://github.com/meetecho/janus-gateway/pull/2214 · Patch
• https://osv.dev/vulnerability/CVE-2020-13900 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-13900 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-13900 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-13900 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2020-13900 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-13900 · Security Note
• https://ubuntu.com/security/CVE-2020-13900 · Vendor Advisory
• https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L64 · Note
• https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L74 · Note