CVE-2026-13590

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack can be launched remotely. A high complexity level is associated with this attack. The exploitability is said to be difficult. The exploit has been released to the public and may be used for attacks. The patch is identified as 4c90c3e3418a2b09dc82b7ca5775e9c1e22fe454. Applying a patch is advised to resolve this issue.

CVSS v3 5.6 MEDIUM
CVSS v2.0 5.1 MEDIUM

5.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.1^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:H/Au:N/C:P/I:P/A:P

Exploitability : 4.9 / Impact : 6.4

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/seladb/PcapPlusPlus/
https://github.com/seladb/PcapPlusPlus/commit/4c90c3e3418a2b09dc82b7ca5775e9c1e22fe454
https://github.com/seladb/PcapPlusPlus/issues/2155
https://github.com/seladb/PcapPlusPlus/pull/2159
https://github.com/user-attachments/files/28249048/poc.zip
https://vuldb.com/cve/CVE-2026-13590
https://vuldb.com/submit/844483
https://vuldb.com/vuln/374593
https://vuldb.com/vuln/374593/cti
https://github.com/seladb/PcapPlusPlus/issues/2155

Configurations

No configuration.

History

30 Jun 2026, 16:16

Type	Values Removed	Values Added
References	~~() https://github.com/seladb/PcapPlusPlus/issues/2155 -~~	() https://github.com/seladb/PcapPlusPlus/issues/2155 -

29 Jun 2026, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-29 17:16

Updated : 2026-06-30 16:16

NVD link : CVE-2026-13590

Mitre link : CVE-2026-13590

CVE.ORG link : CVE-2026-13590

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-122

Heap-based Buffer Overflow

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This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack can be launched remotely. A high complexity level is associated with this attack. The exploitability is said to be difficult. The exploit has been released to the public and may be used for attacks. The patch is identified as 4c90c3e3418a2b09dc82b7ca5775e9c1e22fe454. Applying a patch is advised to resolve this issue."}], "lastModified": "2026-06-30T16:16:47.357", "sourceIdentifier": "cna@vuldb.com"}