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CVE-2023-41910

Date: September 4, 2023

An issue was discovered in lldpd before 1.0.17. By crafting a CDP PDU packet with specific CDP_TLV_ADDRESSES TLVs, a malicious actor can remotely force the lldpd daemon to perform an out-of-bounds read on heap memory. This occurs in cdp_decode in daemon/protocols/cdp.c.

Language: C

Severity Score

Related Resources (7)

https://lists.debian.org/debian-lts-announce/2023/09/msg00025.html
https://security-tracker.debian.org/tracker/CVE-2023-41910
https://github.com/lldpd/lldpd/releases/tag/1.0.17
https://nvd.nist.gov/vuln/detail/CVE-2023-41910
https://github.com/lldpd/lldpd/commit/a9aeabdf879c25c584852a0bb5523837632f099b
https://www.debian.org/security/2023/dsa-5505
https://www.mend.io/vulnerability-database/CVE-2023-41910

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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