Home/CVE/In GNOME evolution-data-server before 3.35.91, a malicious server can crash the mail client with a NULL pointer derefere
CVE

CVE-2020-16117

In GNOME evolution-data-server before 3.35.91, a malicious server can crash the mail client with a NULL pointer derefere

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.

MEDIUM · CVSS 5.9 EPSS 0.01593
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

2
gnome evolution-data-server< 3.35.91
debian linuxall versions
⚠

Public Exploits & PoCs

1
pocgitlab.gnome.org · issues/189gitlab.gnome.org
▣

Scoring & Timeline

5.9
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Jul 2020 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

6
suse-csafopenSUSE-SU-2024:10744-1
suse-csafopenSUSE-SU-2021:0482-1
suse-csafSUSE-SU-2021:0949-1
suse-csafSUSE-SU-2021:0885-1
suse-csafSUSE-SU-2021:0891-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/2cc39592b532cf0dc994fd3694b8e6bf924c9ab5PatchVendor Advisory
https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/627c3cdbfd077e59aa288c85ff8272950577f1d7Release NotesVendor Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00005.htmlThird Party Advisory
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