NULL pointer dereference in GNOME Evolution-Data-Server

CVE-2020-16117

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.

EPSS: 0.021 (80.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-16117?
CVE-2020-16117 is a medium-severity vulnerability in GNOME Evolution-Data-Server, classified under NULL Pointer Dereference. CVSS score: 5.9/10. Published 2020-07-29.
How severe is CVE-2020-16117?
Medium severity. CVSS v3 base score is 5.9 out of 10.