CVE-2023-34260
HighPublic exploitKyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow a denial of service (service outage) via /wlmdeu%2f%2e%2e%2f%2e%2e followed by a directory reference such as %2fetc%00index.htm to try to read the /etc directory.
Published Nov 3, 2023 · Updated Nov 21, 2024
Key Facts
Patch immediately- CVE-2023-34260 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting D-Copia253mf Plus Firmware (Kyocera).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 73% probability of exploitation in the next 30 days.
- Fixed versions are available, including D-Copia253mf Plus Firmware <=2vg_s000.002.561, D-Copia253mf Plus Firmware 2vg_s000.002.561.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (30-day exploit likelihood)
73%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2023-34260 brief as a PDF
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Description
Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow a denial of service (service outage) via /wlmdeu%2f%2e%2e%2f%2e%2e followed by a directory reference such as %2fetc%00index.htm to try to read the /etc directory.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| D-Copia253mf Plus FirmwareKyocera | See advisory | 2vg_s000.002.561 |
Patched Releases
D-Copia253mf Plus Firmware
<=2vg_s000.002.561
Timeline
Publicly disclosed
Nov 3, 2023
Last updated
Nov 21, 2024
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
FAQ
Common Questions.
Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow a denial of service (service outage) via /wlmdeu%2f%2e%2e%2f%2e%2e followed by a directory reference such as %2fetc%00index.htm to try to read the /etc directory.
Affected: D-Copia253mf Plus Firmware (Kyocera). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including D-Copia253mf Plus Firmware <=2vg_s000.002.561, D-Copia253mf Plus Firmware 2vg_s000.002.561.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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