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CVE-2020-13899

25
FAUCET Score

CVE-2020-13899 is an information disclosure vulnerability affecting janus-gateway (Janus WebRTC Server) versions through 0.10.0. Specifically, the janus_process_incoming_request function in janus.c can expose data from uninitialized stack memory. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low complexity, potentially leading to a complete compromise of confidentiality. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.9.0, <= 0.10.0CPE matchmatch criteria
cpe:2.3:a:meetecho:janus:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.14%
Probability of exploitation in next 30 days
EPSS Percentile
80.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0214 is in the 65th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / meetecho/janus-gateway/blob/v0.10.0/janus.c
Third Party Advisory
github.com / meetecho/janus-gateway/pull/2214
PatchThird Party Advisory
github.com / merrychap/poc_exploits/tree/master/janus-webrtc/CVE-2020-13899
ExploitThird Party Advisory