CVE-2019-18624 — CRITICAL (9.8)

Vulnerability Description

Opera Mini for Android allows attackers to bypass intended restrictions on .apk file download/installation via an RTLO (aka Right to Left Override) approach, as demonstrated by misinterpretation of malicious%E2%80%AEtxt.apk as maliciouskpa.txt. This affects 44.1.2254.142553, 44.1.2254.142659, and 44.1.2254.143214.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Opera	Mini	44.1.2254.142553

References

http://firstsight.me/2019/10/illegal-rendered-at-download-feature-in-several-appExploitThird Party Advisory
https://medium.com/%40YoKoKho/illegal-rendered-at-download-feature-in-opera-mini
http://firstsight.me/2019/10/illegal-rendered-at-download-feature-in-several-appExploitThird Party Advisory
https://medium.com/%40YoKoKho/illegal-rendered-at-download-feature-in-opera-mini

FAQ

What is CVE-2019-18624?

CVE-2019-18624 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Opera Mini for Android allows attackers to bypass intended restrictions on .apk file download/installation via an RTLO (aka Right to Left Override) approach, as demonstrated by misinterpretation of ma...

How severe is CVE-2019-18624?

CVE-2019-18624 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2019-18624?

Check the references section above for vendor advisories and patch information. Affected products include: Opera Mini.