CVE-2020-27004
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I. Basic Information for CVE-2020-27004
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been identified in JT2Go (All versions < V13.1.0.1), Teamcenter Visualization (All versions < V13.1.0.1). Affected applications lack proper validation of user-supplied data when parsing of CGM files. This could result in a memory access past the end of an allocated buffer. An attacker could leverage this vulnerability to access data in the context of the current process. (ZDI-CAN-12163)
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
JT2Go 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JT2Go中存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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 |
|---|---|---|---|---|
| Siemens | JT2Go | All versions < V13.1.0.1 | - | |
| Siemens | Teamcenter Visualization | All versions < V13.1.0.1 | - |
II. Public POCs for CVE-2020-27004
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.zerodayinitiative.com/advisories/ZDI-21-230/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-27004
Same Patch Batch · Siemens · 2021-02-09 · 20 CVEs total
| CVE-2020-28388 | 6.5 MEDIUM | 多款Siemens产品 安全漏洞 |
| CVE-2020-27001 | Siemens Jt2go 缓冲区错误漏洞 | |
| CVE-2021-25666 | SCALANCE W780 和 W740 安全漏洞 | |
| CVE-2020-28394 | JT2Go 缓冲区错误漏洞 | |
| CVE-2020-28392 | siemens SIMARIS configuratio 权限许可和访问控制问题漏洞 | |
| CVE-2020-27008 | JT2Go 缓冲区错误漏洞 | |
| CVE-2020-27007 | JT2Go 缓冲区错误漏洞 | |
| CVE-2020-27006 | JT2Go 缓冲区错误漏洞 | |
| CVE-2020-27005 | JT2Go 缓冲区错误漏洞 | |
| CVE-2020-27003 | JT2Go 缓冲区错误漏洞 | |
| CVE-2020-27002 | Siemens Jt2go 缓冲区错误漏洞 | |
| CVE-2020-27000 | JT2Go 缓冲区错误漏洞 | |
| CVE-2020-26999 | Siemens Jt2go 缓冲区错误漏洞 | |
| CVE-2020-26998 | Siemens Jt2go 缓冲区错误漏洞 | |
| CVE-2020-25245 | DIGSI 4 权限许可和访问控制问题漏洞 | |
| CVE-2020-25238 | Siemens TIA Portal 代码问题漏洞 | |
| CVE-2020-25237 | SINEC NMS 路径遍历漏洞 | |
| CVE-2020-15798 | Siemens Simatic Hmi 访问控制错误漏洞 | |
| CVE-2020-10048 | SIMATIC PCS 7 和 SIMATIC WinCC 授权问题漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-125
- CVE-2026-8177
XML::LibXML versions through 2.0210 for Perl read out-of-bou - CVE-2026-6104
Global buffer over-read in mb_convert_encoding() with attack - CVE-2026-7258
Out-of-bounds read in urldecode() on NetBSD - CVE-2026-8186
Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out- - CVE-2026-3508
ASUS System Control Interface 缓冲区错误漏洞
V. Comments for CVE-2020-27004
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