NASM 2.16.02rc1 heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in NASM 2.16.02rc1. This affects an unknown part. Executing a manipulation can lead to heap-based overflow. The identification of this vulnerability is CVE-2023-31722. There is no exploit available.

Detailsinfo

A vulnerability was found in NASM 2.16.02rc1 (Programming Tool Software). It has been declared as critical. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

There exists a heap buffer overflow in nasm 2.16.02rc1 (GitHub commit: b952891).

The weakness was shared 05/17/2023. The advisory is shared for download at bugzilla.nasm.us. This vulnerability was named CVE-2023-31722 since 04/29/2023. There are neither technical details nor an exploit publicly available.

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 EUVD (EUVD-2023-36013). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/29/2023 🔍
05/17/2023 +18 days 🔍
05/17/2023 +0 days 🔍
12/28/2025 +956 days 🔍

Sourcesinfo

Advisory: bugzilla.nasm.us
Status: Confirmed

CVE: CVE-2023-31722 (🔍)
GCVE (CVE): GCVE-0-2023-31722
GCVE (VulDB): GCVE-100-229264
EUVD: 🔍

Entryinfo

Created: 05/17/2023 16:45
Updated: 12/28/2025 04:42
Changes: 05/17/2023 16:45 (37), 06/10/2023 10:37 (11), 01/22/2025 21:18 (26), 12/28/2025 04:42 (1)
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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