SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-9004

In Eclipse Wakaama (formerly liblwm2m) 1.0, core/er-coap-13/er-coap-13.c in lwm2mserver in the LWM2M server mishandles invalid options, leading to a memory leak.

HIGH 7.5EPSS 1.51%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In Eclipse Wakaama (formerly liblwm2m) 1.0, core/er-coap-13/er-coap-13.c in lwm2mserver in the LWM2M server mishandles invalid options, leading to a memory leak. Processing of a single crafted packet leads to leaking (wasting) 24 bytes of memory. This can lead to termination of the LWM2M server after exhausting all available memory.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.51% probability · 73th percentile
CISA KEV
Not listed
Weakness
CWE-401
Affected
eclipse/wakaama
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.