CVE-2018-4062
A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless...
CVE-2018-4062 is a high vulnerability (CVSS 8.1) in Sierrawireless Airlink Es450 Firmware, published May 6, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.32%, the 92nd percentile. No source names a fixed version.
- Severity
- 8.1 HighCVSS 3.0, NVD
- Exploit chance
- 5.32%EPSS, 92nd percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3. Activating snmpd outside of the WebUI can cause the activation of the hard-coded credentials, resulting in the exposure of a privileged user. An attacker can activate snmpd without any configuration changes to trigger this vulnerability.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
What each source reports
NVD Score used
A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3. Activating snmpd outside of the WebUI can cause the activation of the hard-coded credentials, resulting in the exposure of a privileged user. An attacker can activate snmpd without any configuration changes to trigger this vulnerability.
- Record
CVE-2018-4062- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE ListNo score
A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3. Activating snmpd outside of the WebUI can cause the activation of the hard-coded credentials, resulting in the exposure of a privileged user. An attacker can activate snmpd without any configuration changes to trigger this vulnerability.
- Record
CVE-2018-4062- Updated
- 2026-11-02
EUVDEUVD-2018-15848No score
A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3. Activating snmpd outside of the WebUI can cause the activation of the hard-coded credentials, resulting in the exposure of a privileged user. An attacker can activate snmpd without any configuration changes to trigger this vulnerability.
- Record
EUVD-2018-15848- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x7qh-pj6r-h933
A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless...
A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3. Activating snmpd outside of the WebUI can cause the activation of the hard-coded credentials, resulting in the exposure of a privileged user. An attacker can activate snmpd without any configuration changes to trigger this vulnerability.
- Record
GHSA-x7qh-pj6r-h933- CVSS 3.0
- 8.1 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
packetstormsecurity.com/files/152647/Sierra-Wireless-AirLink-ES450-SNMPD-Hard-Coded-Credentials.html
ics-cert.us-cert.gov/advisories/ICSA-19-122-03
securityfocus.com/bid/108147
talosintelligence.com/vulnerability_reports/TALOS-2018-0747
nvd.nist.gov/vuln/detail/CVE-2018-4062
github.com/advisories/GHSA-x7qh-pj6r-h933