CVE-2023-29747Public exploit

Privilege escalation via arbitrary SharedPreferences writes

Published May 31, 2023 · Updated Jan 9, 2025

Privilege escalation in Story Saver for Instragram - Video Downloader 1.0.6 for Android allows attackers to alter application data. The exported TTMultiProvider accepts an unauthenticated content-provider update whose URI selects any SharedPreferences file and stores supplied values without access control. Another app on the same Android device can corrupt values that the victim loads at startup, causing behavior such as abnormal ad display.

CVSS severity9.8
Critical
EPSS probability1.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Privilege escalation in Story Saver for Instragram - Video Downloader 1.0.6 for Android allows attackers to alter application data. The exported TTMultiProvider accepts an unauthenticated content-provider update whose URI selects any SharedPreferences file and stores supplied values without access control. Another app on the same Android device can corrupt values that the victim loads at startup, causing behavior such as abnormal ad display.

The record

CVE
CVE-2023-29747
Published
May 31, 2023
Updated
Jan 9, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
T1404
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 31, 2023CVE publishedPublication date reported by the CVE source.
  2. Jan 9, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

9.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

T1404Exploitation for Privilege Escalation

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo