CVE-2021-4138
Improved Host header checks to reject requests not sent to a well-known local hostname or IP, or the server-specified hostname.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 0.30.0
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Improved Host header checks to reject requests not sent to a well-known local hostname or IP, or the server-specified hostname.
Timeline
- CVE published
- Record last updated
Affected versions
- Mozilla geckodriver
fixed in 0.30.0