GNU Recutils 1.8.90 rec-record.c rec_record_destroy use after free

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in GNU Recutils 1.8.90 and classified as critical. This affects the function rec_record_destroy of the file rec-record.c. Performing a manipulation results in use after free. This vulnerability was named CVE-2021-46021. There is no available exploit.

Detailsinfo

A vulnerability was found in GNU Recutils 1.8.90. It has been classified as critical. This affects the function rec_record_destroy of the file rec-record.c. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 01/15/2022. The advisory is shared at lists.gnu.org. This vulnerability is uniquely identified as CVE-2021-46021 since 01/03/2022. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 212065 (Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : recutils vulnerabilities (USN-7137-1)), which helps to determine the existence of the flaw in a target environment.

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 vulnerability database at Tenable (212065). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 212065
Nessus Name: Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : recutils vulnerabilities (USN-7137-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/03/2022 🔍
01/15/2022 +12 days 🔍
01/15/2022 +0 days 🔍
12/05/2024 +1055 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: lists.gnu.org
Status: Not defined

CVE: CVE-2021-46021 (🔍)
GCVE (CVE): GCVE-0-2021-46021
GCVE (VulDB): GCVE-100-190473

Entryinfo

Created: 01/15/2022 07:00
Updated: 12/05/2024 06:47
Changes: 01/15/2022 07:00 (38), 01/19/2022 07:00 (1), 12/05/2024 06:47 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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