CVE-2013-4559 describes a critical vulnerability in lighttpd versions prior to 1.4.33, affecting various distributions including Debian and openSUSE. The flaw stems from lighttpd's failure to check return values of privilege-dropping functions (setuid, setgid, setgroups), potentially allowing the web server to run as root if restarted under specific conditions. This remote attacker-initiated vulnerability has a high severity CVSS score of 7.6, indicating a complete compromise of confidentiality, integrity, and availability with high attack complexity. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.4.33CPE matchmatch criteria | cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
12.2CPE matchmatch criteria | cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:H/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.