VDB-227016 · CVE-2023-29916 · EUVD-2023-33453

H3C Magic R200 R200V100R004 /goform/aspForm UpdateWanParams stack-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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in H3C Magic R200 R200V100R004. It has been declared as critical. This impacts the function UpdateWanParams of the file /goform/aspForm. The manipulation results in stack-based overflow. This vulnerability is identified as CVE-2023-29916. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in H3C Magic R200 R200V100R004. Affected is the function UpdateWanParams of the file /goform/aspForm. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

H3C Magic R200 version R200V100R004 was discovered to contain a stack overflow via the UpdateWanParams interface at /goform/aspForm.

The weakness was released 04/21/2023. The advisory is shared for download at hackmd.io. This vulnerability is traded as CVE-2023-29916 since 04/07/2023. There are known technical details, but no exploit is 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-2023-33453). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Magic R200

Version

R200V100R004

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 4.9
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/07/2023 🔍
04/21/2023 +14 days 🔍
04/21/2023 +0 days 🔍
12/16/2025 +970 days 🔍

Sourcesinfo

Advisory: hackmd.io
Status: Not defined

CVE: CVE-2023-29916 (🔍)
GCVE (CVE): GCVE-0-2023-29916
GCVE (VulDB): GCVE-100-227016
EUVD: 🔍

Entryinfo

Created: 04/21/2023 18:20
Updated: 12/16/2025 20:59
Changes: 04/21/2023 18:20 (39), 05/15/2023 13:59 (11), 12/16/2025 20:59 (16)
Complete: 🔍
Cache ID: 216::103

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