VulnerabilityModified
CVE-2020-29390
Zeroshell 3.9.3 contains a command injection vulnerability in the /cgi-bin/kerbynet StartSessionSubmit parameter that could allow an unauthenticated attacker to execute a system command by using shell metacharacters and the %0a character.
CRITICAL 9.8EPSS 39.6%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 39.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
Zeroshell 3.9.3 contains a command injection vulnerability in the /cgi-bin/kerbynet StartSessionSubmit parameter that could allow an unauthenticated attacker to execute a system command by using shell metacharacters and the %0a character.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 39.56% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- zeroshell/zeroshell
- Source
- cve@mitre.org
References
- https://blog.quake.so/post/zeroshell_linux_router_rce/Exploit, Third Party Advisory
- https://blog.quake.so/post/zeroshell_linux_router_rce/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.