Critical severity · published Oct 29, 2019
CVE-2019-18624
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…
9.8
CVSS
1.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MI
Mini · Opera
44.1.2254.142553; 44.1.2254.142659; 44.1.2254.143214 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-18624
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-18624
Exploit
http://firstsight.me/2019/10/illegal-rendered-at-download-feature-in-several-apps-including-opera-mini-that-lead-to-extension-manipulation-with-rtlo/
medium.com
https://medium.com/%40YoKoKho/illegal-rendered-at-download-feature-in-opera-mini-that-lead-to-extension-manipulation-with-rtlo-685bf2d77d51
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