CVE-2019-19823
HighA certain router administration interface (that includes Realtek APMIB 0.11f for Boa 0.94.14rc21) stores cleartext administrative passwords in flash memory and in a file.
Published Jan 27, 2020 · Updated Nov 21, 2024
Key Facts
Patch in the next maintenance window- CVE-2019-19823 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Mesh Router Firmware (Ciktel), Emta Ap Firmwre (Coship), Fgn-R2 Firmware (Fg-Products) and 15 more products.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 6.4% probability of exploitation in the next 30 days.
- Fixed versions are available, including Mesh Router Firmware <=2019-12-12, Emta Ap Firmwre <=2019-12-12, Fgn-R2 Firmware <=2019-12-12.
- Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
6.4%
Higher than 93.6% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
Get the full CVE-2019-19823 brief as a PDF
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Description
A certain router administration interface (that includes Realtek APMIB 0.11f for Boa 0.94.14rc21) stores cleartext administrative passwords in flash memory and in a file. This affects TOTOLINK A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, and N100RE through 3.4.0; Rutek RTK 11N AP through 2019-12-12; Sapido GR297n through 2019-12-12; CIK TELECOM MESH ROUTER through 2019-12-12; KCTVJEJU Wireless AP through 2019-12-12; Fibergate FGN-R2 through 2019-12-12; Hi-Wifi MAX-C300N through 2019-12-12; HCN MAX-C300N through 2019-12-12; T-broad GN-866ac through 2019-12-12; Coship EMTA AP through 2019-12-12; and IO-Data WN-AC1167R through 2019-12-12.
Affected Products
18 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Mesh Router FirmwareCiktel | See advisory | 2019-12-12 |
| Emta Ap FirmwreCoship | See advisory | 2019-12-12 |
| Fgn-R2 FirmwareFg-Products | See advisory | 2019-12-12 |
| Hcn Max-C300n FirmwareHcn Max-C300n Project | See advisory | 2019-12-12 |
| Max-C300n FirmwareHiwifi | See advisory | 2019-12-12 |
Patched Releases
Mesh Router Firmware
<=2019-12-12
Emta Ap Firmwre
<=2019-12-12
Fgn-R2 Firmware
<=2019-12-12
Hcn Max-C300n Firmware
<=2019-12-12
Max-C300n Firmware
<=2019-12-12
Wn-Ac1167r Firmwre
<=2019-12-12
Wireless Ap Firmware
<=2019-12-12
Rtk 11n Ap Firmware
<=2019-12-12
Gr297n Firmware
<=2019-12-12
Gn-866ac Firmware
<=2019-12-12
A3002ru Firmware
<=2.0.0
A702r Firmware
<=2.1.3
N100re Firmware
<=3.4.0
N150rt Firmware
<=3.4.0
N200re Firmware
<=4.0.0
N300rt Firmware
<=3.4.0
N301rt Firmware
<=2.1.6
N302r Firmware
<=3.4.0
Timeline
Publicly disclosed
Jan 27, 2020
Last updated
Nov 21, 2024
Weakness Type
- CWE-522 Insufficiently Protected Credentials
References
- advisory20200124 Multiple vulnerabilities in TOTOLINK and other Realtek SDK based routers
- advisoryhttps://github.com/Saturn49/wecb/blob/755ce19a493c78270c04b5aaf39664f0cddbb420/rtl819x/users/boa/apmib/apmib.h#L13
- advisoryhttps://sploit.tech
- exploithttp://opensource.actiontec.com/sourcecode/wcb3000x/wecb3000n_gpl_0.16.8.4.tgz
- exploithttp://packetstormsecurity.com/files/156083/Realtek-SDK-Information-Disclosure-Code-Execution.html
FAQ
Common Questions.
A certain router administration interface (that includes Realtek APMIB 0.11f for Boa 0.94.14rc21) stores cleartext administrative passwords in flash memory and in a file.
Affected: Mesh Router Firmware (Ciktel); Emta Ap Firmwre (Coship); Fgn-R2 Firmware (Fg-Products), among others. 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.
No public exploit code is known.
Fixed versions are available, including Mesh Router Firmware <=2019-12-12, Emta Ap Firmwre <=2019-12-12, Fgn-R2 Firmware <=2019-12-12.
Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.
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