The Backup and Restore feature in Mobotap Dolphin Browser for Android 12.0.2 suffers from an arbitrary file write vulnerability when attempting to restore browser settings from a malicious Dolphin Browser backup file. This arbitrary file write vulnerability allows an attacker to overwrite a specific executable in the Dolphin Browser's data directory with a crafted malicious executable. Every time the Dolphin Browser is launched, it will attempt to run the malicious executable from disk, thus executing the attacker's code.
CVE-2017-17551
HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence
Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 8.8; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 8.8Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.8
- EG Score
- 8.8(medium)
- EPSS
- 57.1%
- KEV
- Not listed
Published
December 11, 2017
Last Modified
May 13, 2026
References (2)
- cve@mitrehttps://github.com/VerSprite/research/blob/master/advisories/VS-2017-001.md
- af854a3a-2127-422b-91ae-364da2661108https://github.com/VerSprite/research/blob/master/advisories/VS-2017-001.md
Data Freshness Timeline
(refreshed 9× in last 7d / 35× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:42 UTCEPSS rescore
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- 2026-05-22 07:19 UTCEG score recompute
- 2026-05-22 07:19 UTCGHSA enrichment
- 2026-05-22 05:06 UTCOSV refresh
- 2026-05-20 22:37 UTCEPSS rescore
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- 2026-05-18 21:30 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2017-17551?
CVE-2017-17551 is a high vulnerability published on December 11, 2017. The Backup and Restore feature in Mobotap Dolphin Browser for Android 12.0.2 suffers from an arbitrary file write vulnerability when attempting to restore browser settings from a malicious Dolphin Browser backup file. This arbitrary file write vulnerability allows an attacker to overwrite a…
When was CVE-2017-17551 disclosed?
CVE-2017-17551 was first published in the National Vulnerability Database on December 11, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-17551 actively exploited?
CVE-2017-17551 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 57.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-17551?
CVE-2017-17551 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2017-17551?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-17551, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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