Debian Security Advisory

DLA-3406-1 sniproxy -- LTS security update

Date Reported:
30 Apr 2023
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2023-25076.
More information:

An issue has been found in sniproxy, a transparent TLS and HTTP layer 4 proxy with SNI support. Due to bad handling of wildcard backend hosts, a crafted HTTP or TLS packet might lead to remote arbitrary code execution.

For Debian 10 buster, this problem has been fixed in version 0.6.0-1+deb10u1.

We recommend that you upgrade your sniproxy packages.

For the detailed security status of sniproxy please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: