Vulnerability Name:

CVE-2020-9369 (CCN-176782)

Assigned:2020-02-24
Published:2020-02-24
Updated:2022-01-01
Summary: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.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-400
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2020-9369

Source: XF
Type: UNKNOWN
sympa-cve20209369-dos(176782)

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://github.com/sympa-community/sympa/issues/886

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-bb5aa250c9

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-8f7dcb7d00

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2020-79516cb689

Source: CCN
Type: Sympa GIT Repository
Security flaws in CSRF prevension

Source: MISC
Type: Patch, Third Party Advisory
https://sympa-community.github.io/security/2020-001.html

Source: DEBIAN
Type: Third Party Advisory
DSA-4818

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-9369

Vulnerable Configuration:Configuration 1:
  • cpe:/a:sympa:sympa:*:*:*:*:*:*:*:* (Version >= 6.2.38 and <= 6.2.52)

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:30:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:31:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:32:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:sympa:sympa:6.2.38:*:*:*:*:*:*:*
  • OR cpe:/a:sympa:sympa:6.2.52:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:202093690000000
    V
    		CVE-2020-9369 on Ubuntu 18.04 LTS (bionic) - medium.
    2020-02-24
    oval:com.ubuntu.xenial:def:202093690000000
    V
    		CVE-2020-9369 on Ubuntu 16.04 LTS (xenial) - medium.
    2020-02-24
    BACK
    sympa sympa *
    fedoraproject fedora 30
    fedoraproject fedora 31
    fedoraproject fedora 32
    debian debian linux 10.0
    sympa sympa 6.2.38
    sympa sympa 6.2.52