CVE-2008-1531 Denial of service in n/a

What is CVE-2008-1531?

CVE-2008-1531 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 27 Mar 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The connection_state_machine function (connections.c) in lighttpd 1.4.19 and earlier, and 1.5.x before 1.5.0, allows remote attackers to cause a denial of service (active SSL connection loss) by triggering an SSL error, such as disconnecting before a download has finished, which causes all active SSL connections to be lost.

Which versions are affected by CVE-2008-1531?

It affects 2 products.

Products include Debian Debian Linux, Lighttpd Lighttpd.

How do I fix CVE-2008-1531?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2008-1531 being exploited?

There is no known exploitation of CVE-2008-1531 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2008-1531, DSA-1540-1, GHSA-2p48-prhc-qmgx.