CVE-2020-9369
Sympa 6.2.38 through 6.2.52 allows remote attackers to cause a denial of service (disk...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
7.5
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.
- Record
CVE-2020-9369- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-400
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2020-9369- Updated
- 2026-11-02
EUVDEUVD-2020-30190 No score
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.
- Record
EUVD-2020-30190- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9cxv-8fwp-3hgq No score
Sympa 6.2.38 through 6.2.52 allows remote attackers to cause a denial of service (disk...
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.
- Record
GHSA-9cxv-8fwp-3hgq- Weakness
- CWE-400
- Updated
- 2026-11-02
OSV
7.5
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.
- Record
CVE-2020-9369- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2020-9369
7.5
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.
- Record
DEBIAN-CVE-2020-9369- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-9369
7.5
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.
- Record
UBUNTU-CVE-2020-9369- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVMGASA-2020-0146 No score
Updated sympa packages fix security vulnerability
Updated sympa packages fix security vulnerability:
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 (CVE-2020-9369).
- Record
MGASA-2020-0146- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
sympaDebian:12 |
before 6.2.40~dfsg-4 | 6.2.40~dfsg-4 |
sympaDebian:13 |
before 6.2.40~dfsg-4 | 6.2.40~dfsg-4 |
sympaDebian:14 |
before 6.2.40~dfsg-4 | 6.2.40~dfsg-4 |
sympaDebian:10 From an advisory covering 4 CVEs |
before 6.2.40~dfsg-1+deb10u1, plus listed versions 6.2.40~dfsg-1 |
6.2.40~dfsg-1+deb10u1 |
sympaMageia:7 |
before 6.2.42-1.1.mga7 | 6.2.42-1.1.mga7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-9369 is a high vulnerability (CVSS 7.5) in Sympa, published February 24, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.92%, the 87th percentile. Fixed in sympa 6.2.40~dfsg-4.
References
sympa-community.github.io/security/2020-001.html
github.com/sympa-community/sympa/issues/886
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XO4WJYNNHWM7DUKCN4EWYYYPXZSOI7BQ
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6TMVZ5LVYCCIHGEC7RQUMGUE7DJWUXN7
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3FUYYLV6URRLAJVWXNJYK2CNOKKNHXC
debian.org/security/2020/dsa-4818
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nvd.nist.gov/vuln/detail/CVE-2020-9369
lists.fedoraproject.org/archives/list/[email protected]/message/6TMVZ5LVYCCIHGEC7RQUMGUE7DJWUXN7
lists.fedoraproject.org/archives/list/[email protected]/message/A3FUYYLV6URRLAJVWXNJYK2CNOKKNHXC
lists.fedoraproject.org/archives/list/[email protected]/message/XO4WJYNNHWM7DUKCN4EWYYYPXZSOI7BQ
github.com/advisories/GHSA-9cxv-8fwp-3hgq
security-tracker.debian.org/tracker/CVE-2020-9369
advisories.mageia.org/MGASA-2020-0146.html
bugs.mageia.org/show_bug.cgi?id=26308
ubuntu.com/security/CVE-2020-9369
cve.org/CVERecord?id=CVE-2020-9369