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CVE-2026-76988— liftoff-sr CIPster ForwardOpen cipconnectionmanager.cc forward_open out-of-bounds

Quick assessment

Affected
liftoff-sr CIPster
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 liftoff-sr CIPster（版本标识：1802525be27d33e19a9a83c163e331a1d13b1892）中已发现一处安全弱点。该漏洞影响“ForwardOpen Handler”组件中的文件 cipconnectionmanager.cc 所定义的函数 CipConnMgrClass::forward_open。通过操纵参数 product_code_，可导致越界读取（out-of-bounds read）漏洞。该漏洞支持远程攻击，且相关利用代码已公开，可能被用于实施攻击。对应的补丁版

CVSS 5.3 · Medium EPSS 0.42% · P35

Affected Version Matrix 1

VendorProduct Version RangeStatus
liftoff-sr CIPster 1802525be27d33e19a9a83c163e331a1d13b1892 affected
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I. Basic Information for CVE-2026-76988

Vulnerability Information
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Vulnerability Title
liftoff-sr CIPster ForwardOpen cipconnectionmanager.cc forward_open out-of-bounds
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in liftoff-sr CIPster 1802525be27d33e19a9a83c163e331a1d13b1892. This affects the function CipConnMgrClass::forward_open of the file cipconnectionmanager.cc of the component ForwardOpen Handler. Executing a manipulation of the argument product_code_ can lead to out-of-bounds read. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. This patch is called ea870a274bf68dfaa3f511f20e2fff6778fb7b74. A patch should be applied to remediate this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
liftoff-sr CIPster 1802525be27d33e19a9a83c163e331a1d13b1892 cpe:2.3:a:liftoff-sr:cipster:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-76988

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III. Intelligence Information for CVE-2026-76988

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Patches & Fixes for CVE-2026-76988 (1)

Vendor Advisories for CVE-2026-76988 (1)

Proof of Concept for CVE-2026-76988 (1)

Other References for CVE-2026-76988 (2)

Same Patch Batch · liftoff-sr · 2026-08-20 · 3 CVEs total

CVE-2026-76987 7.3 HIGH liftoff-sr CIPster Generic Attribute Logic ciptypes.h SetAttrData memory corruption
CVE-2026-76989 5.3 MEDIUM liftoff-sr CIPster TCP Encapsulation Receive Path encap.cc out-of-bounds

IV. Related Vulnerabilities

Same product: CIPster
Same vendor: liftoff-sr
Same weakness: CWE-125

V. Comments for CVE-2026-76988

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