Huawei AP2000 Management Messages buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$5k-$25k0.00

Summaryinfo

A vulnerability described as critical has been identified in Huawei AP2000, IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, S5700, SVN5600, SVN5800, SVN5800-C, SeMG9811 and Secospace. The affected element is an unknown function of the component Management. Executing a manipulation as part of Messages can lead to buffer overflow. This vulnerability appears as CVE-2019-5257. The attack requires local access. There is no available exploit.

Detailsinfo

A vulnerability has been found in Huawei AP2000, IPS Module, NGFW Module, NIP6300, NIP6600, NIP6800, S5700, SVN5600, SVN5800, SVN5800-C, SeMG9811 and Secospace and classified as critical. This vulnerability affects an unknown code block of the component Management. The manipulation as part of a Messages 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. CVE summarizes:

Certain Huawei products (AP2000;IPS Module;NGFW Module;NIP6300;NIP6600;NIP6800;S5700;SVN5600;SVN5800;SVN5800-C;SeMG9811;Secospace) have a resource management vulnerability. An attacker who logs in to the board may send crafted messages from the internal network.

The weakness was presented 12/13/2019. This vulnerability was named CVE-2019-5257 since 01/04/2019. The attack needs to be approached locally. The requirement for exploitation is a single authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 03/12/2024).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 5.5
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: 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2019 🔍
12/13/2019 +343 days 🔍
12/14/2019 +1 days 🔍
03/12/2024 +1550 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20191211-01
Status: Not defined

CVE: CVE-2019-5257 (🔍)
GCVE (CVE): GCVE-0-2019-5257
GCVE (VulDB): GCVE-100-147208

Entryinfo

Created: 12/14/2019 18:50
Updated: 03/12/2024 09:22
Changes: 12/14/2019 18:50 (35), 12/14/2019 18:55 (17), 03/12/2024 09:22 (4)
Complete: 🔍
Cache ID: 216::103

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