VulnerabilityModified
CVE-2021-42342
This permits tunneling untrusted environment variables into vulnerable CGI scripts.
CRITICAL 9.8EPSS 59.5%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 59.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
An issue was discovered in GoAhead 4.x and 5.x before 5.1.5. In the file upload filter, user form variables can be passed to CGI scripts without being prefixed with the CGI prefix. This permits tunneling untrusted environment variables into vulnerable CGI scripts.
- 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
- 59.46% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- embedthis/goahead
- Source
- cve@mitre.org
References
- https://github.com/embedthis/goahead/issues/305Third Party Advisory
- https://github.com/embedthis/goahead/issues/305Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.