CVE-2020-29668
First published: Sat Nov 28 2020(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/sympa | <=6.2.40~dfsg-7<=6.2.40~dfsg-1 | 6.2.58~dfsg-2 6.2.40~dfsg-1+deb10u1 |
| debian/6.2.16~dfsg-3+deb9u4 | <=undefined | |
| debian/sympa | 6.2.60~dfsg-4 6.2.70~dfsg-2 6.2.72~dfsg-1 | |
| Sympa | <=6.2.58 | |
| Sympa | =6.2.59-beta1 | |
| Fedora | =32 | |
| Fedora | =33 | |
| Debian | =9.0 | |
| Debian | =10.0 |
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Reference Links
- https://github.com/sympa-community/sympa/issues/1041
- https://github.com/sympa-community/sympa/pull/1044
- https://security-tracker.debian.org/tracker/CVE-2020-29668
- https://security-tracker.debian.org/tracker/CVE-2020-26880
- https://security-tracker.debian.org/tracker/CVE-2020-10936
- https://security-tracker.debian.org/tracker/CVE-2020-26932
- https://security-tracker.debian.org/tracker/CVE-2020-9369
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=976020
- https://github.com/sympa-community/sympa/blob/6.2.59b.2/NEWS.md
- https://lists.debian.org/debian-lts-announce/2020/12/msg00026.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EFZWDEKQFW3EH665OECDWIWM2MI7T53Y/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JICIHAJKKCZXJNIICUDYXGZFQCN6J4U6/
- https://www.debian.org/security/2020/dsa-4818
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JICIHAJKKCZXJNIICUDYXGZFQCN6J4U6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EFZWDEKQFW3EH665OECDWIWM2MI7T53Y/
Frequently Asked Questions
What is the severity of CVE-2020-29668?
CVE-2020-29668 is rated as a high severity vulnerability due to its impact on the SOAP API authentication process.
How do I fix CVE-2020-29668?
To fix CVE-2020-29668, upgrade to Sympa versions 6.2.60~dfsg-4 or 6.2.70~dfsg-2 or later.
What versions of Sympa are affected by CVE-2020-29668?
CVE-2020-29668 affects Sympa versions up to and including 6.2.58.
Can CVE-2020-29668 be exploited remotely?
Yes, CVE-2020-29668 allows remote attackers to gain unauthorized SOAP API access.
Is there a specific cookie value that bypasses authentication in CVE-2020-29668?
Any arbitrary string can be used as a cookie value to exploit CVE-2020-29668, except for those from expired cookies.
- agent/weakness
- agent/type
- agent/first-publish-date
- agent/remedy
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/references
- agent/last-modified-date
- agent/author
- agent/description
- collector/debian-bugs
- source/Debian
- alias/CVE-2020-29668
- agent/software-canonical-lookup
- agent/event
- collector/security-tracker-debian
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/sympa
- canonical/sympa
- version/sympa/6.2.58
- version/sympa/6.2.59-beta1
- vendor/fedoraproject
- canonical/fedora
- version/fedora/32
- version/fedora/33
- vendor/debian
- canonical/debian
- version/debian/9.0
- version/debian/10.0