CVE-2017-15130
published 2018-03-02CVE-2017-15130: A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups…
PriorityP430medium5.9CVSS 3.0
AVNACHPRNUINSUCNINAH
EPSS
2.60%
83.7th percentile
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | dovecot | < dovecot 1:2.2.34-1 (bookworm) | dovecot 1:2.2.34-1 (bookworm) |
| dovecot | dovecot | < 2.2.34 | 2.2.34 |
| dovecot | dovecot | >= 0 < 1:2.2.34-1 | 1:2.2.34-1 |
| dovecot | dovecot | >= 0 < 1:2.2.34-1 | 1:2.2.34-1 |
| dovecot | dovecot | >= 0 < 1:2.2.34-1 | 1:2.2.34-1 |
| dovecot | dovecot | >= 0 < 1:2.2.34-1 | 1:2.2.34-1 |
| dovecot | dovecot | >= 0 < 1:2.2.9-1ubuntu2.4 | 1:2.2.9-1ubuntu2.4 |
| dovecot | dovecot | >= 0 < 1:2.2.22-1ubuntu2.7 | 1:2.2.22-1ubuntu2.7 |
| the_dovecot_project | dovecot | — | — |
CVSS provenance
nvdv3.05.9MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
osv7.1HIGH
vendor_debian5.9MEDIUM
vendor_redhat5.9MEDIUM
vendor_ubuntu5.9MEDIUM
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Ubuntu
Dovecot vulnerabilities
vendor_ubuntu·2018-04-02·CVSS 5.9
CVE-2017-14461 [MEDIUM] Dovecot vulnerabilities
Title: Dovecot vulnerabilities
Summary: Several security issues were fixed in Dovecot.
USN-3587-1 fixed a vulnerability in Dovecot. This update provides
the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that Dovecot incorrectly handled parsing certain email
addresses. A remote attacker could use this issue to cause Dovecot to
crash, resulting in a denial of service, or possibly obtain sensitive
information. (CVE-2017-14461)
It was discovered that Dovecot incorrectly handled TLS SNI config lookups.
A remote attacker could possibly use this issue to cause Dovecot to crash,
resulting in a denial of service. (CVE-2017-15130)
Instructions: In general, a standard system update will make all the necessary changes.
Ubuntu
Dovecot vulnerabilities
vendor_ubuntu·2018-03-05·CVSS 5.9
CVE-2017-14461 [MEDIUM] Dovecot vulnerabilities
Title: Dovecot vulnerabilities
Summary: Several security issues were fixed in Dovecot.
It was discovered that Dovecot incorrectly handled parsing certain email
addresses. A remote attacker could use this issue to cause Dovecot to
crash, resulting in a denial of service, or possibly obtain sensitive
information. (CVE-2017-14461)
It was discovered that Dovecot incorrectly handled TLS SNI config lookups.
A remote attacker could possibly use this issue to cause Dovecot to crash,
resulting in a denial of service. (CVE-2017-15130)
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
dovecot: TLS SNI config lookups are inefficient and can be used for DoS
vendor_redhat·2018-02-28·CVSS 5.9
CVE-2017-15130 [MEDIUM] CWE-400 dovecot: TLS SNI config lookups are inefficient and can be used for DoS
dovecot: TLS SNI config lookups are inefficient and can be used for DoS
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
A denial of service flaw was found in dovecot. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
Package: dovecot (Red Hat Enterprise Linux 5) - Not affected
Package: dovecot (Red Hat Enterprise Linux 6) - Affected
Package: dovecot (Red Hat Enterprise Linux 7) - Affected
Package: dovecot (Red Hat Enterprise Linux 8) - Not affected
Debian
CVE-2017-15130: dovecot - A denial of service flaw was found in dovecot before 2.2.34. An attacker able to...
vendor_debian·2017·CVSS 5.9
CVE-2017-15130 [MEDIUM] CVE-2017-15130: dovecot - A denial of service flaw was found in dovecot before 2.2.34. An attacker able to...
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
Scope: local
bookworm: resolved (fixed in 1:2.2.34-1)
bullseye: resolved (fixed in 1:2.2.34-1)
forky: resolved (fixed in 1:2.2.34-1)
sid: resolved (fixed in 1:2.2.34-1)
trixie: resolved (fixed in 1:2.2.34-1)
GHSA
GHSA-36px-qc55-gxh7: A denial of service flaw was found in dovecot before 2
ghsa_unreviewed·2022-05-13
CVE-2017-15130 [MEDIUM] GHSA-36px-qc55-gxh7: A denial of service flaw was found in dovecot before 2
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
OSV
dovecot vulnerabilities
osv·2018-03-05·CVSS 7.1
CVE-2017-14461 [HIGH] dovecot vulnerabilities
dovecot vulnerabilities
It was discovered that Dovecot incorrectly handled parsing certain email
addresses. A remote attacker could use this issue to cause Dovecot to
crash, resulting in a denial of service, or possibly obtain sensitive
information. (CVE-2017-14461)
It was discovered that Dovecot incorrectly handled TLS SNI config lookups.
A remote attacker could possibly use this issue to cause Dovecot to crash,
resulting in a denial of service. (CVE-2017-15130)
OSV
CVE-2017-15130: A denial of service flaw was found in dovecot before 2
osv·2018-03-02·CVSS 5.9
CVE-2017-15130 [MEDIUM] CVE-2017-15130: A denial of service flaw was found in dovecot before 2
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
No detection rules found.
No public exploits indexed.
http://seclists.org/oss-sec/2018/q1/205https://bugzilla.redhat.com/show_bug.cgi?id=1532356https://lists.debian.org/debian-lts-announce/2018/03/msg00036.htmlhttps://usn.ubuntu.com/3587-1/https://usn.ubuntu.com/3587-2/https://www.debian.org/security/2018/dsa-4130https://www.dovecot.org/list/dovecot-news/2018-February/000370.htmlhttp://seclists.org/oss-sec/2018/q1/205https://bugzilla.redhat.com/show_bug.cgi?id=1532356https://lists.debian.org/debian-lts-announce/2018/03/msg00036.htmlhttps://usn.ubuntu.com/3587-1/https://usn.ubuntu.com/3587-2/https://www.debian.org/security/2018/dsa-4130https://www.dovecot.org/list/dovecot-news/2018-February/000370.html
2018-03-02
Published