Mozilla Firefox up to 114 FileSystem API symlink

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in Mozilla Firefox up to 114. It has been declared as critical. This affects an unknown function of the component FileSystem API. Executing a manipulation can lead to symlink. This vulnerability is handled as CVE-2023-37206. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Mozilla Firefox up to 114 (Web Browser). This vulnerability affects some unknown processing of the component FileSystem API. The manipulation with an unknown input leads to a symlink vulnerability. The CWE definition for the vulnerability is CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 07/04/2023 by Ameen Basha M K as Bug 1813299 as confirmed advisory (Website). The advisory is available at bugzilla.mozilla.org. The advisory contains:

Uploading files which contain symlinks may have allowed an attacker to trick a user into submitting sensitive data to a malicious website.
This vulnerability was named CVE-2023-37206. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 07/23/2023).

Upgrading to version 115 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Firefox 115

Timelineinfo

06/28/2023 🔍
07/04/2023 +6 days 🔍
07/04/2023 +0 days 🔍
07/05/2023 +1 days 🔍
07/23/2023 +18 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: Bug 1813299
Researcher: Ameen Basha M K
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2023-37206 (🔍)
GCVE (CVE): GCVE-0-2023-37206
GCVE (VulDB): GCVE-100-232966

Entryinfo

Created: 07/05/2023 14:40
Updated: 07/23/2023 09:49
Changes: 07/05/2023 14:40 (18), 07/05/2023 14:44 (28), 07/23/2023 09:44 (2), 07/23/2023 09:49 (11)
Complete: 🔍
Cache ID: 216::103

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