CVE-2018-20388 json
Comtrend CM-6200un 123.447.007 and CM-6300n 123.553mp1.005 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.…
published 2018-12-23 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-12946
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 74%
- public exploits
- 0
- none known
Summary
Comtrend CM-6200un 123.447.007 and CM-6300n 123.553mp1.005 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.
Exploit prediction
1.51% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- misteralfa-hack.blogspot.com https://misteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 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
-
misteralfa-hack.blogspot.com
/2018/12/stringbleed-y-ahora-que-passwords-leaks.html
exploit, third-party-advisory
-
github.com
/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csv
third-party-advisory
Sources
- CVE List CVE-2018-20388
- NVD CVE-2018-20388
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.