Vulnerability Description
evolution-data-server (eds) through 3.36.3 has a STARTTLS buffering issue that affects SMTP and POP3. When a server sends a "begin TLS" response, eds reads additional data and evaluates it in a TLS context, aka "response injection."
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnome | Evolution-Data-Server | <= 3.36.3 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 31 |
| Canonical | Ubuntu Linux | 16.04 |
Related Weaknesses (CWE)
References
- https://bugzilla.suse.com/show_bug.cgi?id=1173910Issue TrackingPatchThird Party Advisory
- https://gitlab.gnome.org/GNOME//evolution-data-server/commit/ba82be72cfd427b5d72PatchThird Party Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/f404f33fb01b23903cPatchThird Party Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/226ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00012.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security-tracker.debian.org/tracker/DLA-2281-1Third Party Advisory
- https://security-tracker.debian.org/tracker/DSA-4725-1Third Party Advisory
- https://usn.ubuntu.com/4429-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4725Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1173910Issue TrackingPatchThird Party Advisory
- https://gitlab.gnome.org/GNOME//evolution-data-server/commit/ba82be72cfd427b5d72PatchThird Party Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/f404f33fb01b23903cPatchThird Party Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/226ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00012.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2020-14928?
CVE-2020-14928 is a vulnerability with a CVSS score of 5.9 (MEDIUM). evolution-data-server (eds) through 3.36.3 has a STARTTLS buffering issue that affects SMTP and POP3. When a server sends a "begin TLS" response, eds reads additional data and evaluates it in a TLS co...
How severe is CVE-2020-14928?
CVE-2020-14928 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-14928?
Check the references section above for vendor advisories and patch information. Affected products include: Gnome Evolution-Data-Server, Debian Debian Linux, Fedoraproject Fedora, Canonical Ubuntu Linux.