| Name | CVE-2020-9369 | 
| Description | Sympa 6.2.38 through 6.2.52 allows remote attackers to cause a denial of service (disk consumption from temporary files, and a flood of notifications to listmasters) via a series of requests with malformed parameters. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| References | DSA-4818-1 | 
| Debian Bugs | 952428 | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| sympa (PTS) | bullseye | 6.2.60~dfsg-4 | fixed | 
|  | bullseye (security) | 6.2.60~dfsg-4+deb11u1 | fixed | 
|  | bookworm | 6.2.70~dfsg-2 | fixed | 
|  | forky, sid, trixie | 6.2.76~dfsg-1 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| sympa | source | jessie | (not affected) |  |  |  | 
| sympa | source | stretch | (not affected) |  |  |  | 
| sympa | source | buster | 6.2.40~dfsg-1+deb10u1 |  | DSA-4818-1 |  | 
| sympa | source | (unstable) | 6.2.40~dfsg-4 | low |  | 952428 | 
Notes
[stretch] - sympa <not-affected> (Vulnerability introduced later in 6.2.38)
[jessie] - sympa <not-affected> (Vulnerability introduced later in 6.2.38)
https://github.com/sympa-community/sympa/issues/886
https://sympa-community.github.io/security/2020-001.html
Upstream patch: https://github.com/sympa-community/sympa/releases/download/6.2.54/sympa-6.2.52-sa-2020-001.patch