Fuji Xerox ApeosPort-V 5070 PJL Command command injection

Summaryinfo

A vulnerability was found in Fuji Xerox DocuCentre-V 3065, ApeosPort-VI C3371, ApeosPort-V C4475, ApeosPort-V C3375, DocuCentre-VI C2271, ApeosPort-V C5576, DocuCentre-IV C2263, DocuCentre-V C2263 and ApeosPort-V 5070. It has been rated as critical. This vulnerability affects unknown code of the component PJL Command Handler. Performing a manipulation results in command injection. This vulnerability was named CVE-2018-16709. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Fuji Xerox DocuCentre-V 3065, ApeosPort-VI C3371, ApeosPort-V C4475, ApeosPort-V C3375, DocuCentre-VI C2271, ApeosPort-V C5576, DocuCentre-IV C2263, DocuCentre-V C2263 and ApeosPort-V 5070. This affects an unknown function of the component PJL Command Handler. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Fuji Xerox DocuCentre-V 3065, ApeosPort-VI C3371, ApeosPort-V C4475, ApeosPort-V C3375, DocuCentre-VI C2271, ApeosPort-V C5576, DocuCentre-IV C2263, DocuCentre-V C2263, and ApeosPort-V 5070 devices allow remote attackers to read or write to files via crafted PJL commands.

The bug was discovered 09/05/2018. The weakness was presented 09/07/2018 as EDB-ID 45332 as not defined exploit (Exploit-DB). The advisory is shared at exploit-db.com. This vulnerability is uniquely identified as CVE-2018-16709 since 09/07/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

After immediately, there has been an exploit disclosed. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 2 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.

The vulnerability is also documented in the vulnerability database at Exploit-DB (45332). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Fuji Xerox

Name

• ApeosPort-V 5070
• ApeosPort-V C3375
• ApeosPort-V C4475
• ApeosPort-V C5576
• ApeosPort-VI C3371
• DocuCentre-IV C2263
• DocuCentre-V 3065
• DocuCentre-V C2263
• DocuCentre-VI C2271

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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