Vulnerability Name:

CVE-2020-29668 (CCN-192987)

Assigned:2020-11-24
Published:2020-11-24
Updated:2022-04-26
Summary:Sympa before 6.2.59b.2 allows remote attackers to obtain full SOAP API access by sending any arbitrary string (except one from an expired cookie) as the cookie value to authenticateAndRun.
CVSS v3 Severity:3.7 Low (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
3.2 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/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): Low
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-287
CWE-565
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2020-29668

Source: MISC
Type: Mailing List, Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=976020

Source: XF
Type: UNKNOWN
sympa-cve202029668-sec-bypass(192987)

Source: MISC
Type: Release Notes, Third Party Advisory
https://github.com/sympa-community/sympa/blob/6.2.59b.2/NEWS.md

Source: CCN
Type: sympa GIT Repository
[CVE-2020-29668] Unauthorised full access via SOAP API due to illegal cookie #1041

Source: MISC
Type: Exploit, Patch, Third Party Advisory
https://github.com/sympa-community/sympa/issues/1041

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/sympa-community/sympa/pull/1044

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20201217 [SECURITY] [DLA 2499-1] sympa security update

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-11cb6626e2

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-a5570c5281

Source: DEBIAN
Type: Third Party Advisory
DSA-4818

Vulnerable Configuration:Configuration 1:
  • cpe:/a:sympa:sympa:*:*:*:*:*:*:*:* (Version <= 6.2.58)
  • OR cpe:/a:sympa:sympa:6.2.59:beta1:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:fedoraproject:fedora:32:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:33:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    sympa sympa *
    sympa sympa 6.2.59 beta1
    fedoraproject fedora 32
    fedoraproject fedora 33
    debian debian linux 9.0
    debian debian linux 10.0