Buffalo WZR-1750DHP2 up to 2.30 File memory corruption

Summaryinfo

A vulnerability categorized as critical has been discovered in Buffalo WZR-1750DHP2 up to 2.30. Affected is an unknown function of the component File Handler. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2018-0555. The attack must be carried out locally. There is no available exploit.

Detailsinfo

A vulnerability was found in Buffalo WZR-1750DHP2 up to 2.30. It has been rated as critical. Affected by this issue is an unknown functionality of the component File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in Buffalo WZR-1750DHP2 Ver.2.30 and earlier allows an attacker to execute arbitrary code via a specially crafted file.

The bug was discovered 03/29/2018. The weakness was presented 04/09/2018 (Website). The advisory is shared for download at buffalo.jp. This vulnerability is handled as CVE-2018-0555 since 11/27/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 11 days. During that time the estimated underground price was around $0-$5k.

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

See VDB-115927 and VDB-115929 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• Buffalo

Name

• WZR-1750DHP2

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20
• 2.21
• 2.22
• 2.23
• 2.24
• 2.25
• 2.26
• 2.27
• 2.28
• 2.29
• 2.30

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion