Buffer overflow in Ricoh Aficio Sp 3500sf
CVE-2021-33945
RICOH Printer series SP products 320DN, SP 325DNw, SP 320SN, SP 320SFN, SP 325SNw, SP 325SFNw, SP 330SN, Aficio SP 3500SF, SP 221S, SP 220SNw, SP 221SNw, SP 221SF, SP 220SFNw, SP 221SFNw v1.06 were discovered to contain a stack buffer overflow in the file /etc/wpa_supplicant.conf. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (78.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/Ainevsia/CVE-Request/tree/main/Ricoh/1 (Exploit, Third Party Advisory)
- www.ricoh.com/info/2022/0228_1/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-33945?
- CVE-2021-33945 is a critical-severity vulnerability in Ricoh Aficio Sp 3500sf, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2022-02-15.
- How severe is CVE-2021-33945?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-33945 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.