SerenityOS LibTextCode buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in SerenityOS. It has been declared as critical. This issue affects some unknown processing of the component LibTextCode. Executing a manipulation can lead to buffer overflow. This vulnerability appears as CVE-2021-28874. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in SerenityOS (version now known). It has been declared as critical. This vulnerability affects some unknown processing of the component LibTextCode. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 04/07/2021. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-28874. There are neither technical details nor an exploit publicly available.

Applying the patch c9f25bca048443e317f1994ba9b106f2386688c3 is able to eliminate this problem. The bugfix is ready for download at github.com.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

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

NVD Base Score: 7.8
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: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: c9f25bca048443e317f1994ba9b106f2386688c3

Timelineinfo

03/19/2021 🔍
04/07/2021 +18 days 🔍
04/07/2021 +0 days 🔍
04/11/2021 +4 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2021-28874 (🔍)
GCVE (CVE): GCVE-0-2021-28874
GCVE (VulDB): GCVE-100-172528

Entryinfo

Created: 04/07/2021 07:52
Updated: 04/11/2021 08:18
Changes: 04/07/2021 07:52 (37), 04/11/2021 08:14 (5), 04/11/2021 08:18 (18)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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