CVE-2019-19823 json
A certain router administration interface (that includes Realtek APMIB 0.11f for Boa 0.94.14rc21) stores cleartext administrative passwords…
published 2020-01-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-9421
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 6.4%
- EPSS 6.4% chance of exploitation in 30 days, percentile 93%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
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.
Exploit prediction
6.41% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template TOTOLINK/Realtek Routers - Information Disclosure nuclei detection template
- opensource.actiontec.com http://opensource.actiontec.com/sourcecode/wcb3000x/wecb3000n_gpl_0.16.8.4.tgz referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.com http://packetstormsecurity.com/files/156083/Realtek-SDK-Information-Disclosure-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified
- seclists.org http://seclists.org/fulldisclosure/2020/Jan/38 referenced PoC, tagged "exploit" by a source, unverified
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:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-522 Insufficiently Protected Credentials
References
-
opensource.actiontec.com
/sourcecode/wcb3000x/wecb3000n_gpl_0.16.8.4.tgz
exploit, third-party-advisory
-
packetstormsecurity.com
/files/156083/Realtek-SDK-Information-Disclosure-Code-Execution.html
exploit, third-party-advisory, vdb-entry
-
seclists.org
/fulldisclosure/2020/Jan/38
mailing-list, exploit, third-party-advisory
-
github.com
/Saturn49/wecb/blob/755ce19a493c78270c04b5aaf39664f0cddbb420/rtl819x/users/boa/apmib/apmib.h#L13
third-party-advisory
-
sploit.tech
third-party-advisory
-
seclists.org
/fulldisclosure/2020/Jan/36
mailing-list, third-party-advisory
Sources
- CVE List CVE-2019-19823
- NVD CVE-2019-19823
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.