What is CVE-2019-18800?

CVE-2019-18800 is a high-severity vulnerability in Rakuten Viber, classified under Missing Encryption of Sensitive Data. CVSS score: 8.8/10. Published 2019-11-06.

How severe is CVE-2019-18800?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Rakuten Viber

CVE-2019-18800

Viber through 11.7.0.5 allows a remote attacker who can capture a victim's internet traffic to steal their Viber account, because not all Viber protocol traffic is encrypted. TCP data packet 9 on port 4244 from the victim's device contains…

EPSS: 0.014 (69.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Rakuten Viber
N/a — versions n/a

Weakness classification (CWE)

CWE-311 — Missing Encryption of Sensitive Data
CWE-319 — Cleartext Transmission of Sensitive Information

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-18800?: CVE-2019-18800 is a high-severity vulnerability in Rakuten Viber, classified under Missing Encryption of Sensitive Data. CVSS score: 8.8/10. Published 2019-11-06.
How severe is CVE-2019-18800?: High severity. CVSS v3 base score is 8.8 out of 10.