CVE-2023-41910
Published: 5 September 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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
lldpd Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| focal |
Needs triage
|
|
| jammy |
Needs triage
|
|
| lunar |
Ignored
(end of life, was needs-triage)
|
|
| mantic |
Not vulnerable
(1.0.17-1)
|
|
| noble |
Not vulnerable
(1.0.17-1)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Released
(1.0.17-1)
|
|
| xenial |
Needs triage
|
|
|
Patches: upstream: https://github.com/lldpd/lldpd/commit/a9aeabdf879c25c584852a0bb5523837632f099b |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |