VulnerabilityPublished 7 Aug 2025

CVE-2025-35970: SEIKO EPSON Multiple EPSON product · Use of Weak Credentials

Affects SEIKO EPSON Multiple EPSON productSource CVE Database V5

Not known to be exploited · CVSS 7.5 High.

Data as of 26 Oct 2026, 12:55 UTC

CVSS 3.1 base score

7.5High

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 0.4% chance of exploitation in 30 days – higher than 40% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: None
Availability: None

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, up to and including the entire Internet. Such a vulnerability is often termed 'remotely exploitable' and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
Privileges Required: None: The attacker is unauthorized prior to attack, and therefore does not require any access to settings or files to carry out an attack.
User Interaction: None: The vulnerable system can be exploited without any interaction from any user.
Scope: Unchanged: An exploited vulnerability can only affect resources managed by the same security authority. In this case, the vulnerable component and the impacted component are either the same, or both are managed by the same security authority.
Confidentiality: High: There is total loss of confidentiality, resulting in all resources within the impacted component being divulged to the attacker. Alternatively, access to only some restricted information is obtained, but the disclosed information presents a direct, serious impact.
Integrity: None: There is no loss of integrity within the impacted component.
Availability: None: There is no impact to availability within the impacted component.

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 7 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC or the CVSS exploit maturity reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

AI-suggested

To mitigate this vulnerability, European organizations should immediately audit all SEIKO EPSON and FUJIFILM devices for default or weak administrator passwords. The initial administrator password must be changed to a strong, unique password that follows best practices for complexity and length. SNMP access should be tightly controlled: disable SNMP if not required, or restrict SNMP access to trusted management networks only using network segmentation and access control lists (ACLs). Employ SNMPv3 where possible, as it provides authentication and encryption, reducing the risk of information leakage. Regularly monitor network traffic for unauthorized SNMP queries and implement intrusion detection systems to alert on suspicious activities. Vendors should be contacted for any available patches or firmware updates addressing this issue, and these should be applied promptly. Additionally, organizations should implement network-level protections such as firewalls and VPNs to limit exposure of management interfaces. Finally, conduct regular security awareness and configuration audits to ensure default credentials are never used in production environments.

Description

On multiple products of SEIKO EPSON and FUJIFILM Corporation, the initial administrator password is easy to guess from the information available via SNMP. If the administrator password is not changed from the initial one, a remote attacker with SNMP access can log in to the product with the administrator privilege.

Impact

For European organizations, this vulnerability poses a significant risk, particularly for enterprises, government agencies, and critical infrastructure operators using SEIKO EPSON or FUJIFILM networked devices. Unauthorized administrator access could lead to exposure of sensitive operational data, configuration manipulation, or pivoting within internal networks. Given the network-based attack vector and lack of required privileges or user interaction, attackers could exploit this vulnerability remotely and stealthily if SNMP access is not properly restricted. This could result in data breaches, disruption of device management, and potential lateral movement within corporate or governmental networks. The impact is heightened in sectors with strict data protection regulations such as GDPR, where unauthorized access to sensitive information can lead to regulatory penalties and reputational damage. Additionally, the vulnerability could be leveraged in targeted attacks against European organizations that rely on these devices for printing, scanning, or imaging services, potentially affecting business continuity and operational security.

References

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