RCE in Spirent Avalanche
CVE-2020-11733
An issue was discovered on Spirent TestCenter and Avalanche appliance admin interface firmware. An attacker, who already has access to an SSH restricted shell, can achieve root access via shell metacharacters. The attacker can then, for example, read sensitive files such as appliance admin configuration source code. This affects Spirent TestCenter and Avalanche products which chassis version <= 5.08. The SSH restricted shell is available with default credentials.
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.016 (72.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Spirent Avalanche
- Spirent C100-mp
- Spirent Testcenter
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-11733?
- CVE-2020-11733 is a medium-severity vulnerability in Spirent Avalanche, classified under OS Command Injection. CVSS score: 6.7/10. Published 2020-08-13.
- How severe is CVE-2020-11733?
- Medium severity. CVSS v3 base score is 6.7 out of 10.