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CVE-2023-5142— H3C ER6300G2 Config File userLogin.asp path traversal

Quick assessment

Affected
H3C GR-1100-P
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

H3C ER Series是中国新华三（H3C）公司的一系列路由器。 H3C ER Series 存在路径遍历漏洞，该漏洞源于 /userLogin.asp 的部分代码可能导致路径遍历。

CVSS 3.7 · Low EPSS 2.72% · P86

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-5142

Vulnerability Information
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Vulnerability Title
H3C ER6300G2 Config File userLogin.asp path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability classified as problematic was found in H3C GR-1100-P, GR-1108-P, GR-1200W, GR-1800AX, GR-2200, GR-3200, GR-5200, GR-8300, ER2100n, ER2200G2, ER3200G2, ER3260G2, ER5100G2, ER5200G2 and ER6300G2 up to 20230908. This vulnerability affects unknown code of the file /userLogin.asp of the component Config File Handler. The manipulation leads to path traversal. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. VDB-240238 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
H3C ER Series 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
H3C ER Series是中国新华三（H3C）公司的一系列路由器。 H3C ER Series 存在路径遍历漏洞，该漏洞源于 /userLogin.asp 的部分代码可能导致路径遍历。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
H3C GR-1100-P 20230908 -
H3C GR-1108-P 20230908 -
H3C GR-1200W 20230908 -
H3C GR-1800AX 20230908 -
H3C GR-2200 20230908 -
H3C GR-3200 20230908 -
H3C GR-5200 20230908 -
H3C GR-8300 20230908 -
H3C ER2100n 20230908 -
H3C ER2200G2 20230908 -
H3C ER3200G2 20230908 -
H3C ER3260G2 20230908 -
H3C ER5100G2 20230908 -
H3C ER5200G2 20230908 -
H3C ER6300G2 20230908 -

II. Public POCs for CVE-2023-5142

# POC Description Source Link Shenlong Link
1 CVE-2023-5142 https://github.com/kuangxiaotu/CVE-H3C-Report POC Details
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III. Intelligence Information for CVE-2023-5142

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Vendor Advisories for CVE-2023-5142 (1)

Other References for CVE-2023-5142 (2)

IV. Related Vulnerabilities

Same vendor: H3C
Same weakness: CWE-22