Bubblewrap Sandbox input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Bubblewrap. This vulnerability affects unknown code of the component Sandbox. Executing a manipulation can lead to input validation. This vulnerability appears as CVE-2017-5226. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Bubblewrap (affected version unknown) and classified as critical. This vulnerability affects an unknown functionality of the component Sandbox. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

When executing a program via the bubblewrap sandbox, the nonpriv session can escape to the parent session by using the TIOCSTI ioctl to push characters into the terminal's input buffer, allowing an attacker to escape the sandbox.

The bug was discovered 01/10/2017. The weakness was presented 03/29/2017 as Bug 1411811 as confirmed bug report (Bugzilla). The advisory is available at bugzilla.redhat.com. This vulnerability was named CVE-2017-5226 since 01/09/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 78 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 242817 (NewStart CGSL MAIN 7.02 : flatpak Multiple Vulnerabilities (NS-SA-2025-0146)), which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 256607 (CentOS Security Update for flatpak (CESA-2019:1024)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (242817) and SecurityFocus (BID 97260†). See VDB-132435 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 10.0
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 242817
Nessus Name: NewStart CGSL MAIN 7.02 : flatpak Multiple Vulnerabilities (NS-SA-2025-0146)

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

01/09/2017 🔍
01/09/2017 +0 days 🔍
01/10/2017 +1 days 🔍
03/29/2017 +78 days 🔍
03/29/2017 +0 days 🔍
03/30/2017 +1 days 🔍
07/26/2025 +3040 days 🔍

Sourcesinfo

Advisory: Bug 1411811
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5226 (🔍)
GCVE (CVE): GCVE-0-2017-5226
GCVE (VulDB): GCVE-100-99058
SecurityFocus: 97260 - Bubblewrap CVE-2017-5226 Security Bypass Vulnerability
OSVDB: - CVE-2017-5226 - bubblewrap - Security Bypass Issue

See also: 🔍

Entryinfo

Created: 03/30/2017 09:23
Updated: 07/26/2025 06:23
Changes: 03/30/2017 09:23 (61), 08/23/2020 22:30 (5), 11/24/2022 08:28 (3), 07/26/2025 06:23 (20)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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