CVE-2024-6876— Out-of-bounds read in OSCAT-Library
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I. Basic Information for CVE-2024-6876
Vulnerability Information
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Vulnerability Title
Out-of-bounds read in OSCAT-Library
Source: NVD (National Vulnerability Database)
Vulnerability Description
Out-of-Bounds read vulnerability in OSCAT Basic Library allows an local, unprivileged attacker to access limited internal data of the PLC which may lead to a crash of the affected service.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
CODESYS OSCAT Basic Library 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CODESYS OSCAT Basic Library是CODESYS公司的一个开源库，全称为自动化技术开源社区。 CODESYS OSCAT Basic Library 3.3.5之前版本存在缓冲区错误漏洞，该漏洞源于存在越界读取漏洞，允许本地非特权攻击者访问PLC的有限内部数据，可能导致受影响的服务崩溃。
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 |
|---|---|---|---|---|
| oscat.de | OSCAT Basic Library | 0 ~ 3.3.5 | - | |
| oscat.de | OSCAT Basic Library | 0 ~ 335 | - | |
| CODESYS | OSCAT Basic Library | 0.0.0 ~ <3.3.5.0 | - |
II. Public POCs for CVE-2024-6876
| # | POC Description | Source Link | Shenlong Link |
|---|
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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-2024-6876
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