SONiC buildimage DHCPv6 Packet memcpy buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in SONiC buildimage. This issue affects the function memcpy of the component DHCPv6 Packet Handler. Executing a manipulation can lead to buffer overflow. This vulnerability is registered as CVE-2022-0324. The attack requires access to the local network. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in SONiC buildimage (the affected version unknown). This vulnerability affects the function memcpy of the component DHCPv6 Packet Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect availability. CVE summarizes:

There is a vulnerability in DHCPv6 packet parsing code that could be explored by remote attacker to craft a packet that could cause buffer overflow in a memcpy call, leading to out-of-bounds memory write that would cause dhcp6relay to crash. Dhcp6relay is a critical process and could cause dhcp relay docker to shutdown. Discovered by Eugene Lim of GovTech Singapore.

The weakness was published 11/14/2022 as GHSA-m4qf-8rrq-mph9. The advisory is shared for download at github.com. This vulnerability was named CVE-2022-0324 since 01/21/2022. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 8.1
CNA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/21/2022 🔍
11/14/2022 +297 days 🔍
11/14/2022 +0 days 🔍
12/17/2022 +33 days 🔍

Sourcesinfo

Advisory: GHSA-m4qf-8rrq-mph9
Status: Confirmed

CVE: CVE-2022-0324 (🔍)
GCVE (CVE): GCVE-0-2022-0324
GCVE (VulDB): GCVE-100-213580

Entryinfo

Created: 11/14/2022 21:19
Updated: 12/17/2022 18:23
Changes: 11/14/2022 21:19 (48), 12/17/2022 18:23 (12)
Complete: 🔍
Cache ID: 216::103

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