CVE-2025-61792VulnerabilityPublished 30 Sep 2025Updated 6 Oct 2025

CVE-2025-61792: Quadient DS-700 iQ · Race Condition

Affects Quadient DS-700 iQSource CVE Database V5

Not known to be exploited · CVSS 6.4 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score

6.4Medium

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

EPSS: 0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

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

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

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

Attack Vector: Physical: The attack requires the attacker to physically touch or manipulate the vulnerable component. Physical interaction may be brief or persistent.
Attack Complexity: High: A successful attack depends on conditions beyond the attacker's control. That is, a successful attack cannot be accomplished at will, but requires the attacker to invest in some measurable amount of effort in preparation or execution against the vulnerable component before a successful attack can be expected. For example, a successful attack may require an attacker to: gather knowledge about the environment in which the vulnerable target/component exists; prepare the target environment to improve exploit reliability; or inject themselves into the logical network path between the target and the resource requested by the victim in order to read and/or modify network communications (e.g., a man in the middle attack).
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: High: There is a total loss of integrity, or a complete loss of protection. For example, the attacker is able to modify any/all files protected by the impacted component. Alternatively, only some files can be modified, but malicious modification would present a direct, serious consequence to the impacted component.
Availability: High: There is total loss of availability, resulting in the attacker being able to fully deny access to resources in the impacted component; this loss is either sustained (while the attacker continues to deliver the attack) or persistent (the condition persists even after the attack has completed). Alternatively, the attacker has the ability to deny some availability, but the loss of availability presents a direct, serious consequence to the impacted component (e.g., the attacker cannot disrupt existing connections, but can prevent new connections; the attacker can repeatedly exploit a vulnerability that, in each instance of a successful attack, leaks a only small amount of memory, but after repeated exploitation causes a service to become completely unavailable).

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 30 Sep 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 2026-10-25.

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 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

Affected software

Product	Affected	Fixed in
Quadient DS-700 iQ	Affected =0	Fixed in–

AI-suggested

1. Restrict physical access to Quadient DS-700 iQ devices, especially in mailrooms or logistics centers, to trusted personnel only. 2. Implement or upgrade physical security controls such as lock-pick resistant cabinets for the external controller PC to prevent unauthorized USB access or tampering. 3. Monitor device usage logs and physical access logs for unusual activity or rapid button presses that could indicate exploitation attempts. 4. Train staff on the importance of kiosk mode and the risks of exiting it improperly. 5. Coordinate with Quadient for firmware updates or patches addressing this race condition once available. 6. Consider deploying additional endpoint security controls or network segmentation to limit the impact if administrative access is gained. 7. Conduct regular security audits of physical and operational controls around these devices. 8. If possible, configure the device or kiosk mode settings to minimize UI elements that could be exploited in the race condition sequence. 9. Establish incident response procedures specific to potential misuse of these devices. 10. Document and review all physical security policies related to mail processing equipment regularly to adapt to emerging threats.

Description

Quadient DS-700 iQ devices through 2025-09-30 might have a race condition during the quick clicking of (in order) the Question Mark button, the Help Button, the About button, and the Help Button, leading to a transition out of kiosk mode into local administrative access. NOTE: the reporter indicates that the "behavior was observed sporadically" during "limited time on the client site," making it not "possible to gain more information about the specific kiosk mode crashing issue," and the only conclusion was "there appears to be some form of race condition." Accordingly, there can be doubt that a reproducible cybersecurity vulnerability was identified; sporadic software crashes can also be caused by a hardware fault on a single device (for example, transient RAM errors). The reporter also describes a variety of other issues, including initial access via USB because of the absence of a "lock-pick resistant locking solution for the External Controller PC cabinet," which is not a cybersecurity vulnerability (section 4.1.5 of the CNA Operational Rules). Finally, it is unclear whether the device or OS configuration was inappropriate, given that the risks are typically limited to insider threats within the mail operations room of a large company.

Impact

For European organizations, especially those with large mail processing or logistics operations using Quadient DS-700 iQ devices, this vulnerability could allow malicious insiders or unauthorized personnel with physical access to escalate privileges and gain administrative control over the device. This could lead to unauthorized access to sensitive mail processing data, manipulation of device functions, or disruption of mail operations. The impact on confidentiality, integrity, and availability is high if exploited. However, the requirement for physical proximity and the sporadic nature of the issue limit the overall risk. Organizations in sectors with high volumes of physical mail or parcel handling, such as manufacturing, logistics, and government agencies, may be more affected. The lack of a robust physical locking mechanism further increases risk from insider threats. Given the absence of known exploits and the uncertainty around reproducibility, the immediate threat level is moderate but should not be ignored due to potential operational impacts.

Summary

CVE-2025-61792 identifies a potential race condition vulnerability (CWE-362) in the Quadient DS-700 iQ mail processing device. The flaw occurs when a user rapidly clicks a specific sequence of interface buttons (Question Mark, Help, About, Help) which may cause the device to exit kiosk mode unexpectedly and grant local administrative access. This race condition arises from improper synchronization of shared resources during UI event handling. However, the vulnerability's reproducibility is uncertain as the behavior was observed sporadically during limited onsite testing, and transient hardware faults could also explain the crashes. The device's physical security is also noted as weak due to lack of lock-pick resistant cabinets for the external controller PC, but this is not classified as a cybersecurity vulnerability per CNA rules. The attack vector requires physical presence and interaction, with no network-based exploitation possible. The CVSS 3.1 score of 6.4 reflects a medium severity with partial network attack vector (physical access required), high impact on confidentiality, integrity, and availability, but high attack complexity and no privileges or user interaction needed beyond physical access. No patches or fixes have been published yet, and no known exploits exist in the wild. The risk is mainly insider threats within mail operations environments where these devices are deployed, as improper kiosk mode exit could allow unauthorized administrative control and potential data exposure or device manipulation.

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (opens in a new tab)
Class weaknessLikelihood of exploit: MediumOWASP Top 10 A06:2025: Insecure Design (opens in a new tab)
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
Architecture and Design
In languages that support it, use synchronization primitives. Only wrap these around critical code to minimize the impact on performance.
Architecture and Design
Use thread-safe capabilities such as the data access abstraction in Spring.
Architecture and Design
Minimize the usage of shared resources in order to remove as much complexity as possible from the control flow and to reduce the likelihood of unexpected conditions occurring.
OWASP Cheat Sheets
Abuse Case (opens in a new tab)
Secure Design Principles (opens in a new tab)
OWASP ASVS 4.0.3
V1.11.2 (opens in a new tab)
Attack patterns
Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions (opens in a new tab)
Leveraging Race Conditions (opens in a new tab)
From MITRE CWE, MITRE CAPEC and OWASP (Top 10, OpenCRE).

References

trustwave.com/en-us/resources/blogs/spiderlabs-blog/from-folding-to-folded-hacking-high-volume-mailer-machines/ (opens in a new tab)

Community reviews

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 8 Oct 2025, 03:41 UTC

WeaknessesCWE-362

Technical details

References

Community reviews

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