Resource exhaustion in Bestpractical Request Tracker
CVE-2018-18898
The email-ingestion feature in Best Practical Request Tracker 4.1.13 through 4.4 allows denial of service by remote attackers via an algorithmic complexity attack on email address parsing.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Bestpractical Request Tracker
- Canonical Ubuntu Linux — versions 16.04, 18.04
- Debian Linux — versions 8.0, 10.0
- Fedoraproject Fedora — versions 28, 29
Weakness classification (CWE)
References
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- bestpractical.com/download-page (Product, Release Notes)
- lists.debian.org/debian-lts-announce/2020/02/msg00009.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4517-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-18898?
- CVE-2018-18898 is a high-severity vulnerability in Bestpractical Request Tracker, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2019-03-21.
- How severe is CVE-2018-18898?
- High severity. CVSS v3 base score is 7.5 out of 10.