PT-2020-13762 · Meetecho+1 · Janus-Gateway+1

Mikhail Evdokimov · Published 2020-06-10 · Updated 2021-03-04 · CVE-2020-13898

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, also known as Janus WebRTC Server. The janus sdp process function in sdp.c has a NULL pointer dereference.

Recommendations For versions through 0.10.0, consider disabling the janus sdp process function as a temporary workaround until a patch is available.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2020-2180

CVE-2020-13898

Affected Products

Alt Linux

Janus-Gateway

References · 14

• 🔥 https://github.com/merrychap/CVEs/tree/master/janus-webrtc/CVE-2020-13898 · Exploit
• 🔥 https://github.com/merrychap/CVEs/tree/master/CVE-2020-13898 · Exploit
• https://github.com/meetecho/janus-gateway/pull/2214 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-13898 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-13898 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-13898 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-13898 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-13898 · Security Note
• https://ubuntu.com/security/CVE-2020-13898 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-13898 · Security Note
• https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L120 · Note
• https://github.com/meetecho/janus-gateway/blob/v0.10.0/sdp.c#L123 · Note
• https://t.me/cvenotify/4291 · Telegram Post
• https://t.me/cvenotify/10687 · Telegram Post