CVE-2022-41798Session information easily guessable vulnerability exists in Kyocera Document Solutions MFPs and printers, which may allow a…
- 6.5MediumCVSS base score
- 0.53%Exploitation in 30 daysEPSS · top 54% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Session information easily guessable vulnerability exists in Kyocera Document Solutions MFPs and printers, which may allow a network-adjacent attacker to log in to the product by spoofing a user with guessed session information. Affected products/versions are as follows: TASKalfa 7550ci/6550ci, TASKalfa 5550ci/4550ci/3550ci/3050ci, TASKalfa 255c/205c, TASKalfa 256ci/206ci, ECOSYS M6526cdn/M6526cidn, FS-C2126MFP/C2126MFP+/C2026MFP/C2026MFP+, TASKalfa 8000i/6500i, TASKalfa 5500i/4500i/3500i, TASKalfa 305/255, TASKalfa 306i/256i, LS-3140MFP/3140MFP+/3640MFP, ECOSYS M2535dn, LS-1135MFP/1035MFP, LS-C8650DN/C8600DN, ECOSYS P6026cdn, FS-C5250DN, LS-4300DN/4200DN/2100DN, ECOSYS P4040dn, ECOSYS P2135dn, and FS-1370DN.
Timeline
ID reserved
By jpcert
- 44 days later
· 44 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.53% · top 54% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
KYOCERA Document Solutions Inc. · Kyocera Document Solutions MFPs and printers
- affected A wide range of products is affected. For the specific products/versions information, see the URL provided by the vendor which is listed in [Reference] section.
References
References3
- https://www.kyoceradocumentsolutions.com/en/our-business/security/information/2022-11-01.html (opens in a new tab)x_transferred
- https://www.kyoceradocumentsolutions.co.jp/support/information/info_20221101.html (opens in a new tab)x_transferred
- https://jvn.jp/en/jp/JVN46345126/index.html (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-44966 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-41798)Record last updated .