QID 87543

QID 87543: Lighttpd server Denial of service (DoS) Vulnerability (CVE-2022-22707)

lighttpd is an open-source web server optimized for speed-critical environments while remaining standards-compliant, secure, and flexible.

mod_auth in lighttpd allows remote attackers to inject arbitrary log entries via a basic HTTP authentication string without a colon character, as demonstrated by a string containing a NULL and new line character.

Affected Version:
lighttpd versions before 1.4.46 to 1.4.63

QID Detection Logic (Unauthenticated):
It uses banner check the vulnerable version of lighttpd

Successful exploitation of the vulnerability could allows a remote attacker to cause a Denial of service (DoS) attack.

CVSS V3 rated as Medium - 5.9 severity.

CVSS V2 rated as Medium - 4.3 severity.

Solution

Customers are advised to upgrade lighttpd server to latest version to remediate the vulnerability.

Vendor References

Lighttpd - redmine.lighttpd.net/issues/3134

CVEs related to QID 87543

CVE-2022-22707 |

Software Advisories

Advisory ID	Software	Component	Link
lighttpd			redmine.lighttpd.net/issues/3134

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