CVE-2018-20393
CVE-2018-20393 is a critical-severity vulnerability in Technicolor Cga0111 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (73rd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Technicolor Cga0111 Firmware
- Published:
- Last modified:
Description
Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU, CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC, DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-170214a, TC7110.AR STD3.38.03, TC7110.B STC8.62.02, TC7110.D STDB.79.02, TC7200.d1I TC7200.d1IE-N23E-c7000r5712-170406-HAT, and TC7200.TH2v2 SC05.00.22 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.
Frequently asked questions
- What is CVE-2018-20393?
- Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU, CWA0101 CWA0101E-A23E-c7000r5712-170315-SKC, DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-170214a, TC7110.AR STD3.38.03, TC7110.B STC8.62.02, TC7110.D STDB.79.02, TC7200.d1I TC7200.d1IE-N23E-c7000r5712-170406-HAT, and TC7200.TH2v2 SC05.00.22 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.
- How severe is CVE-2018-20393?
- CVE-2018-20393 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-20393 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-20393?
- CVE-2018-20393 primarily affects Technicolor Cga0111 Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-20393?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-20393 published?
- CVE-2018-20393 was published on 2018-12-23 and last updated on 2026-06-17.
References
- https://github.com/ezelf/sensitivesOids/blob/master/oidpassswordleaks.csv
- https://misteralfa-hack.blogspot.com/2018/12/stringbleed-y-ahora-que-passwords-leaks.html
Affected products (8)
- cpe:2.3:o:technicolor:cga0111_firmware:cga0111e-es-13-e23e-c8000r5712-170217-0829-tru:*:*:*:*:*:*:*
- cpe:2.3:o:technicolor:cga0101_firmware:cwa0101e-a23e-c7000r5712-170315-skc:*:*:*:*:*:*:*
- cpe:2.3:o:technicolor:dpc3928sl_firmware:d3928sl-psip-13-a010-c3420r55105-170214a:*:*:*:*:*:*:*
- cpe:2.3:o:technicolor:tc7110.ar_firmware:std3.38.03:*:*:*:*:*:*:*
- cpe:2.3:o:technicolor:tc7110.b_firmware:stc8.62.02:*:*:*:*:*:*:*
- cpe:2.3:o:technicolor:tc7110.d_firmware:stdb.79.02:*:*:*:*:*:*:*
- cpe:2.3:o:technicolor:tc7200.d1i_firmware:tc7200.d1ie-n23e-c7000r5712-170406-hat:*:*:*:*:*:*:*
- cpe:2.3:o:technicolor:tc7200.th2v2.d1i_firmware:sc05.00.22:*:*:*:*:*:*:*
More vulnerabilities in Technicolor Cga0111 Firmware
- CVE-2018-20444 — Critical (CVSS 9.8): Technicolor CGA0111 CGA0111E-ES-13-E23E-c8000r5712-170217-0829-TRU devices allow remote attackers to discover Wi-Fi…