CVE-2019-19722
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email...
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
NVD Score used
5.3
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
- Record
CVE-2019-19722- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE List No score
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
- Record
CVE-2019-19722- Updated
- 2026-11-02
EUVDEUVD-2019-9326 No score
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
- Record
EUVD-2019-9326- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cpfv-hj4g-93jr
5.3
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email...
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
- Record
GHSA-cpfv-hj4g-93jr- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-476
- Updated
- 2026-11-02
OSVALPINE-CVE-2019-19722
5.3
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
- Record
ALPINE-CVE-2019-19722- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSV
5.3
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
- Record
CVE-2019-19722- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVUBUNTU-CVE-2019-19722
5.3
In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
- Record
UBUNTU-CVE-2019-19722- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10726-1 No score
dovecot23-2.3.16-1.6 on GA media
These are all security issues fixed in the dovecot23-2.3.16-1.6 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10726-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2025:14715-1 No score
dovecot24-2.4.0-1.1 on GA media
These are all security issues fixed in the dovecot24-2.4.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2025:14715-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
dovecotAlpine:v3.11 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.12 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.13 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.14 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.15 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.16 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.17 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.18 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.19 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.20 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
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| Package | Affected | Fixed |
|---|---|---|
dovecotAlpine:v3.21 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.22 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.23 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecotAlpine:v3.24 |
before 2.3.9.2-r0 | 2.3.9.2-r0 |
dovecot23openSUSE:Tumbleweed From an advisory covering 22 CVEs |
before 2.3.16-1.6 | 2.3.16-1.6 |
dovecot24openSUSE:Tumbleweed From an advisory covering 24 CVEs |
before 2.4.0-1.1 | 2.4.0-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-19722 is a medium vulnerability (CVSS 5.3) in Dovecot, published December 13, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.48%, the 84th percentile. Fixed in dovecot 2.3.9.2-r0.
References
dovecot.org/list/dovecot-news/2019-December/000428.html
dovecot.org/security.html
openwall.com/lists/oss-security/2019/12/13/3
dovecot.org/pipermail/dovecot-news/2019-December/000428.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OZCJ3RBA4WIYGN7SOV4TW2AIHXPZATK
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6PPB7PG5BM3MC5ZF2KHQ3UR7CZIO42BB
Show 35 moreShow less
nvd.nist.gov/vuln/detail/CVE-2019-19722
lists.fedoraproject.org/archives/list/[email protected]/message/4OZCJ3RBA4WIYGN7SOV4TW2AIHXPZATK
lists.fedoraproject.org/archives/list/[email protected]/message/6PPB7PG5BM3MC5ZF2KHQ3UR7CZIO42BB
github.com/advisories/GHSA-cpfv-hj4g-93jr
security.alpinelinux.org/vuln/CVE-2019-19722
ubuntu.com/security/CVE-2019-19722
github.com/dovecot/core/commit/393a8cabf4dad893bf2ec60bf96cfde7a0c58432
github.com/dovecot/core/commit/1307766b6f5d97341a47376657d342bcefd10f1b
github.com/dovecot/core/commit/82c948db496cdc2d25b40eb8613c1eaa5c622384
cve.org/CVERecord?id=CVE-2019-19722
suse.com/security/cve/CVE-2017-14461
suse.com/security/cve/CVE-2017-15130
suse.com/security/cve/CVE-2017-15132
suse.com/security/cve/CVE-2019-10691
suse.com/security/cve/CVE-2019-11494
suse.com/security/cve/CVE-2019-11499
suse.com/security/cve/CVE-2019-11500
suse.com/security/cve/CVE-2019-19722
suse.com/security/cve/CVE-2019-3814
suse.com/security/cve/CVE-2019-7524
suse.com/security/cve/CVE-2020-10957
suse.com/security/cve/CVE-2020-10958
suse.com/security/cve/CVE-2020-10967
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suse.com/security/cve/CVE-2020-24386
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suse.com/security/cve/CVE-2021-29157
suse.com/security/cve/CVE-2021-33515
lists.opensuse.org/archives/list/[email protected]/thread/KZSDCZ5LA6IHY7KXVSL6ULAJVP6OFT2M
suse.com/security/cve/CVE-2024-23184
suse.com/security/cve/CVE-2024-23185