CVE-2023-34261

Exp

Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow identification of valid user accounts via username enumeration because they lead to a "nicht einloggen" error rather than a falsch error.

Published: 2023-11-03 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2023-34261 is rated Exploit Available (56.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.37%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2023-34261

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2023-34261

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-11-21 0.54% 0.37% -0.17%
2 2025-11-18 0.37% 0.54% +0.17%
3 2025-04-15 — 0.37% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2023-34261

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 1.4 [email protected]

Weakness enumeration for CVE-2023-34261

Affected software / configurations for CVE-2023-34261

Vendor Product Version Raw CPE
kyocera d-copia253mf_plus_firmware <= 2vg_s000.002.561 cpe:2.3:o:kyocera:d-copia253mf_plus_firmware:*:*:*:*:*:*:*:*

References for CVE-2023-34261

URL Tags
https://sec-consult.com/vulnerability-lab/ Third Party Advisory
https://seclists.org/fulldisclosure/2023/Jul/15 Exploit Mailing List Third Party Advisory
cvelogic Threat Intelligence