CVE-2017-7654: debian debian_linux
CVSS: 7.5v3.0HighModified
AliasesUBUNTU-CVE-2017-7654DEBIAN-CVE-2017-7654
Published 05-06-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-7654 is a high (CVSS 7.5) vulnerability in debian debian_linux. EPSS estimates a 2.16% chance of exploitation in the next 30 days, higher than 81.8% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
2.16%
0%100%
Low · -0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 3 · Related 1Timeline
- 05-06-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
In Eclipse Mosquitto 1.4.15 and earlier, a Memory Leak vulnerability was found within the Mosquitto Broker. Unauthenticated clients can send crafted CONNECT packets which could cause a denial of service in the Mosquitto Broker.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.16%
Chance of exploitation in the next 30 days
Percentile
82%
Versus all other CVEs
30-day change
-0.03 pp
From 2.19% on 18-09-2026
18-09-202618-10-2026
EPSS score2.16%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-401Missing Release of Memory after Effective LifetimeThe product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.
- CWE-772Missing Release of Resource after Effective LifetimeThe product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.
Affected systems
Debian2 products
- mosquitto< 1.5.4-1
- debian_linuxEOL8.0 | 9.0
Eclipse1 product
- mosquitto≤ 1.4.15
The eclipse foundation1 product
- eclipse mosquitto≥ unspecified, ≤ 1.4.15
Ubuntu1 product
- mosquittoAll versions (No fix recorded) | < 1.4.8-1ubuntu0.16.04.7 | < 1.4.15-2ubuntu0.18.04.3
4 vendors · 5 products
References
8 links- bugs.eclipse.org/bugs/show_bug.cgi?id=533493X Refsource CONFIRMIssue TrackingPatchThird Party AdvisoryREPORT
lists.debian.org/debian-lts-announce/2018/09/msg00036.htmlMailing ListX Refsource MLISTThird Party Advisory