ubuntu-cve-2020-16117
Vulnerability from osv_ubuntu
Published
2020-07-29 18:15
Modified
2026-06-01 15:37
Summary
Details

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.

Severity
5.9 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "evolution-data-server",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "evolution-data-server-common",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "evolution-data-server-online-accounts",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "gir1.2-ebook-1.2",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "gir1.2-ebookcontacts-1.2",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "gir1.2-edataserver-1.2",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libcamel-1.2-54",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libebackend-1.2-10",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libebook-1.2-16",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libebook-contacts-1.2-2",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libecal-1.2-19",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libedata-book-1.2-25",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libedata-cal-1.2-28",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libedataserver-1.2-21",
            "binary_version": "3.18.5-1ubuntu1.3"
          },
          {
            "binary_name": "libedataserverui-1.2-1",
            "binary_version": "3.18.5-1ubuntu1.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "evolution-data-server",
        "purl": "pkg:deb/ubuntu/evolution-data-server@3.18.5-1ubuntu1.3?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.16.5-1ubuntu3",
        "3.18.1-1ubuntu1",
        "3.18.2-0ubuntu1",
        "3.18.2-0ubuntu2",
        "3.18.3-1ubuntu1",
        "3.18.3-1ubuntu2",
        "3.18.4-0ubuntu1",
        "3.18.5-1ubuntu1",
        "3.18.5-1ubuntu1.1",
        "3.18.5-1ubuntu1.2",
        "3.18.5-1ubuntu1.3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "evolution-data-server",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "evolution-data-server-common",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "evolution-data-server-online-accounts",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "evolution-data-server-tests",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "gir1.2-camel-1.2",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "gir1.2-ebook-1.2",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "gir1.2-ebookcontacts-1.2",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "gir1.2-edataserver-1.2",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "gir1.2-edataserverui-1.2",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libcamel-1.2-61",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libebackend-1.2-10",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libebook-1.2-19",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libebook-contacts-1.2-2",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libecal-1.2-19",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libedata-book-1.2-25",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libedata-cal-1.2-28",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libedataserver-1.2-23",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          },
          {
            "binary_name": "libedataserverui-1.2-2",
            "binary_version": "3.28.5-0ubuntu0.18.04.3+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "evolution-data-server",
        "purl": "pkg:deb/ubuntu/evolution-data-server@3.28.5-0ubuntu0.18.04.3+esm1?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.26.1-1ubuntu1",
        "3.26.2-1ubuntu1",
        "3.26.2.1-1ubuntu1",
        "3.26.2.1-1ubuntu3",
        "3.26.3-1ubuntu1",
        "3.26.5-1ubuntu3",
        "3.27.90-1ubuntu1",
        "3.28.0-1ubuntu1",
        "3.28.0-2ubuntu1",
        "3.28.0-2ubuntu2",
        "3.28.1-1ubuntu1",
        "3.28.3-0ubuntu0.18.04.1",
        "3.28.5-0ubuntu0.18.04.1",
        "3.28.5-0ubuntu0.18.04.2",
        "3.28.5-0ubuntu0.18.04.3",
        "3.28.5-0ubuntu0.18.04.3+esm1"
      ]
    }
  ],
  "aliases": [],
  "details": "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.",
  "id": "UBUNTU-CVE-2020-16117",
  "modified": "2026-06-01T15:37:14Z",
  "published": "2020-07-29T18:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-16117"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/2cc39592b532cf0dc994fd3694b8e6bf924c9ab5"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.gnome.org/GNOME/evolution-data-server/-/commit/627c3cdbfd077e59aa288c85ff8272950577f1d7"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/189"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-16117"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-16117"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.