CVE-2017-15130: canonical ubuntu_linux Uncontrolled Resource Consumption
CVSS: 5.9v3.0MediumModified
AliasesALPINE-CVE-2017-15130SUSE-SU-2018:2632-1SUSE-SU-2018:2632-2UBUNTU-CVE-2017-15130DEBIAN-CVE-2017-15130
Published 02-03-2018Last modified 16-09-2024
Vulnerability summary
CVE-2017-15130 is a medium (CVSS 5.9) Uncontrolled Resource Consumption vulnerability in canonical ubuntu_linux. EPSS estimates a 2.55% chance of exploitation in the next 30 days, higher than 84.8% of scored vulnerabilities.
CVSS score
5.9/10
010
Medium · v3.0 (NVD)EPSS score
2.55%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 6 · Related 3Timeline
- 02-03-2018PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.9Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.55%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
0.00 pp
From 2.55% on 19-09-2026
19-09-202619-10-2026
EPSS score2.55%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Suse11 products
- dovecot22&distro=SUSE Enterprise Storage 4< 2.2.31-19.11.1
- dovecot22&distro=SUSE Linux Enterprise Server 12 SP1-LTSS< 2.2.31-19.11.1
- dovecot22&distro=SUSE Linux Enterprise Server 12 SP2-BCL< 2.2.31-19.11.1
- dovecot22&distro=SUSE Linux Enterprise Server 12 SP2-LTSS< 2.2.31-19.11.1
- dovecot22&distro=SUSE Linux Enterprise Server 12 SP3< 2.2.31-19.11.1
Debian2 products
- dovecot< 1:2.2.34-1
- debian_linuxEOL8.0 | 9.0
Alpine1 product
- dovecot< 2.3.1-r0 | < 2.2.34-r0
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 17.10
Dovecot1 product
- dovecot< 2.2.34
The dovecot project1 product
- dovecot< 2.2.34
Ubuntu1 product
- dovecot< 1:2.2.9-1ubuntu2.4 | < 1:2.2.22-1ubuntu2.7
7 vendors · 18 products
References
18 links
- www.dovecot.org/list/dovecot-news/2018-February/000370.htmlMailing ListX Refsource MLISTRelease NotesVendor AdvisoryREPORT