CVE-2013-4508 Weak cryptography in n/a

What is CVE-2013-4508?

CVE-2013-4508 is a high-severity vulnerability in Debian Debian Linux, published on 8 Nov 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

lighttpd before 1.4.34, when SNI is enabled, configures weak SSL ciphers, which makes it easier for remote attackers to hijack sessions by inserting packets into the client-server data stream or obtain sensitive information by sniffing the network.

Weakness: CWE-326

Which versions are affected by CVE-2013-4508?

It affects 3 products.

Products include Debian Debian Linux, Lighttpd Lighttpd, Opensuse Opensuse.

How do I fix CVE-2013-4508?

Upgrade to a fixed version.

Is CVE-2013-4508 being exploited?

There is no known exploitation of CVE-2013-4508 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-2013-4508, GHSA-vfqw-83ww-jr3v.