Vulnerability Description
In GNOME evolution-data-server before 3.35.91, a malicious server can crash the mail client with a NULL pointer dereference by sending an invalid (e.g., minimal) CAPABILITY line on a connection attempt. This is related to imapx_free_capability and imapx_connect_to_server.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnome | Evolution-Data-Server | < 3.35.91 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/2cc39592b532cf0dc9PatchVendor Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/627c3cdbfd077e59aaRelease NotesVendor Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/189ExploitVendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00005.htmlThird Party Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/2cc39592b532cf0dc9PatchVendor Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/627c3cdbfd077e59aaRelease NotesVendor Advisory
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/189ExploitVendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00005.htmlThird Party Advisory
FAQ
What is CVE-2020-16117?
CVE-2020-16117 is a vulnerability with a CVSS score of 5.9 (MEDIUM). In GNOME evolution-data-server before 3.35.91, a malicious server can crash the mail client with a NULL pointer dereference by sending an invalid (e.g., minimal) CAPABILITY line on a connection attemp...
How severe is CVE-2020-16117?
CVE-2020-16117 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-2020-16117?
Check the references section above for vendor advisories and patch information. Affected products include: Gnome Evolution-Data-Server, Debian Debian Linux.