Null pointer dereference vulnerability exists in multiple vendors MFPs and printers which implement Debut web server 1.2 or 1.3.

published 2023-07-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33514

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits: 0; none known

Null pointer dereference vulnerability exists in multiple vendors MFPs and printers which implement Debut web server 1.2 or 1.3. Processing a specially crafted request may lead an affected product to a denial-of-service (DoS) condition. As for the affected products/models/versions, see the detailed information provided by each vendor.

Patch / fix

fixed in 20

fujifilm docuprint_p265_dw_firmware 1.21
fujifilm docuprint_p268_dw_firmware 1.21
fujifilm docuprint_p268_d_firmware 1.21
fujifilm docuprint_p225_d_firmware 1.17
fujifilm docuprint_p115_w_firmware 1.11
brother hl-1210w_firmware 1.20
brother hl-1210we_firmware 1.20
brother hl-1210wr_firmware 1.20
brother hl-1210wvb_firmware 1.20
brother hl-1211w_firmware 1.20
brother hl-1212w_firmware 1.20
brother hl-1212we_firmware 1.20
brother hl-1212wr_firmware 1.20
brother hl-1212wvb_firmware 1.20
brother hl-1218w_firmware 1.20
brother hl-1222we_firmware 1.20
brother hl-1223we_firmware 1.20
brother hl-1223wr_firmware 1.20
brother hl-2560dn_firmware 1.35
brother hl-l2305w_firmware 1.24

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 2 y ago (2024-11-08)

Exploit prediction

0.94% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

brother_industries mfc-j960dwn_firmware
fujifilm docuprint_p115_w
toshiba e-studio_301dn_302dnf

Classification

Weakness

CWE-476 NULL Pointer Dereference

References

fujifilm.com /fbglobal/eng/company/news/notice/2023/browser_announce.html
vendor-advisory
jvn.jp /en/vu/JVNVU93767756/index.html
third-party-advisory
support.brother.com /g/b/faqend.aspx?c=us&lang=en&prod=group2&faqid=faq00100793_000
support.brother.com /g/s/security/en/

Sources

CVE List CVE-2023-29984
NVD CVE-2023-29984

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary