Google Guava up to 31.0 FileBackedOutputStream temp file

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Google Guava up to 31.0. This vulnerability affects the function FileBackedOutputStream. Executing a manipulation can lead to temp file. This vulnerability is handled as CVE-2023-2976. It is possible to launch the attack on the local host. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Google Guava up to 31.0. It has been declared as problematic. This vulnerability affects the function FileBackedOutputStream. The manipulation with an unknown input leads to a temp file vulnerability. The CWE definition for the vulnerability is CWE-377. Creating and using insecure temporary files can leave application and system data vulnerable to attack. As an impact it is known to affect confidentiality. CVE summarizes:

Use of Java's default temporary directory for file creation in `FileBackedOutputStream` in Google Guava versions 1.0 to 31.1 on Unix systems and Android Ice Cream Sandwich allows other users and apps on the machine with access to the default Java temporary directory to be able to access the files created by the class. Even though the security vulnerability is fixed in version 32.0.0, we recommend using version 32.0.1 as version 32.0.0 breaks some functionality under Windows.

The weakness was released 06/15/2023 as 2575. The advisory is available at github.com. This vulnerability was named CVE-2023-2976 since 05/30/2023. Technical details are known, but there is no available exploit.

Upgrading to version 32.0.0 or 32.0.1 eliminates this vulnerability.

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

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (Google Inc.): 🔍

ADP CISA Base Score: 5.5
ADP CISA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Temp file
CWE: CWE-377
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: 🔍

0-Day Time: 🔍

Upgrade: Guava 32.0.0/32.0.1

Timelineinfo

05/30/2023 🔍
06/15/2023 +16 days 🔍
06/15/2023 +0 days 🔍
02/26/2026 +987 days 🔍

Sourcesinfo

Vendor: google.com
Product: github.com

Advisory: 2575
Status: Confirmed

CVE: CVE-2023-2976 (🔍)
GCVE (CVE): GCVE-0-2023-2976
GCVE (VulDB): GCVE-100-231586

Entryinfo

Created: 06/15/2023 09:11
Updated: 02/26/2026 01:46
Changes: 06/15/2023 09:11 (50), 07/13/2023 15:42 (11), 02/26/2026 01:46 (24)
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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