PT-2017-14850 · Mobotap · Dolphin Browser

Benjamin Watson + 1 · Published 2017-12-11 · Updated 2018-01-04 · CVE-2017-17551

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Mobotap Dolphin Browser for Android version 12.0.2

Description The issue arises from an arbitrary file write vulnerability in the Backup and Restore feature when restoring browser settings from a malicious backup file. This allows an attacker to overwrite a specific executable in the browser's data directory with a crafted malicious executable, which is then executed every time the browser is launched.

Recommendations For Mobotap Dolphin Browser for Android version 12.0.2, as a temporary workaround, consider disabling the Backup and Restore feature until a patch is available. Restrict access to the browser's data directory to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2017-17551

Affected Products

Dolphin Browser

References · 3

• https://osv.dev/vulnerability/CVE-2017-17551 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-17551 · Security Note
• https://github.com/VerSprite/research/blob/master/advisories/VS-2017-001.md · Note