VDB-229395 · CVE-2023-28753 · GCVE-0-2023-28753

netconsd up to 0.1 parse_packet heap-based overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in netconsd up to 0.1. It has been classified as critical. Affected by this issue is the function parse_packet. Performing a manipulation results in heap-based overflow. This vulnerability is known as CVE-2023-28753. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in netconsd up to 0.1. This affects the function parse_packet. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as 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(). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

netconsd prior to v0.2 was vulnerable to an integer overflow in its parse_packet function. A malicious individual could leverage this overflow to create heap memory corruption with attacker controlled data.

The weakness was published 05/19/2023. It is possible to read the advisory at facebook.com. This vulnerability is uniquely identified as CVE-2023-28753 since 03/22/2023. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 0.2 eliminates this vulnerability. Applying the patch 9fc54edf54f7caea1189c2b979337ed37af2c60e is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

netconsd

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.3

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: netconsd 0.2
Patch: 9fc54edf54f7caea1189c2b979337ed37af2c60e

Timelineinfo

03/22/2023 🔍
05/19/2023 +57 days 🔍
05/19/2023 +0 days 🔍
01/21/2025 +613 days 🔍

Sourcesinfo

Advisory: 9fc54edf54f7caea1189c2b979337ed37af2c60e
Status: Confirmed

CVE: CVE-2023-28753 (🔍)
GCVE (CVE): GCVE-0-2023-28753
GCVE (VulDB): GCVE-100-229395

Entryinfo

Created: 05/19/2023 07:11
Updated: 01/21/2025 23:57
Changes: 05/19/2023 07:11 (41), 06/14/2023 08:51 (1), 06/14/2023 08:53 (11), 01/21/2025 23:57 (26)
Complete: 🔍
Cache ID: 216::103