CVE-2020-12141 - Vulnerability Details - OpenCVE

Description

An out-of-bounds read in the SNMP stack in Contiki-NG 4.4 and earlier allows an attacker to cause a denial of service and potentially disclose information via crafted SNMP packets to snmp_ber_decode_string_len_buffer in os/net/app-layer/snmp/snmp-ber.c.

Published: 2021-10-19

Score: 9.1 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:o:contiki-ng:contiki-ng:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-4456	An out-of-bounds read in the SNMP stack in Contiki-NG 4.4 and earlier allows an attacker to cause a denial of service and potentially disclose information via crafted SNMP packets to snmp_ber_decode_string_len_buffer in os/net/app-layer/snmp/snmp-ber.c.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00495.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/contiki-ng/contiki-ng/commit/12c824386ab60de757de5001974d73b32e19ad71#diff-32367fad664c6118fd5dda77cdf38eedc006cdd7544eca5bbeebe0b99653f8a0
https://github.com/contiki-ng/contiki-ng/pull/1355
https://twitter.com/ScepticCtf

History

No history.

Subscriptions

Contiki-ng Contiki-ng

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-10-19T15:23:46.000Z

Updated: 2024-08-04T11:48:58.316Z

Reserved: 2020-04-24T00:00:00.000Z

Link: CVE-2020-12141

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-10-19T16:15:07.613

Modified: 2024-11-21T04:59:19.830

Link: CVE-2020-12141

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-125

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