Vulnerability in Atftp Project
CVE-2020-6097
An exploitable denial of service vulnerability exists in the atftpd daemon functionality of atftp 0.7.git20120829-3.1+b1. A specially crafted sequence of RRQ-Multicast requests trigger an assert() call resulting in denial-of-service. An attacker can send a sequence of malicious packets to trigger this vulnerability.
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: 0.022 (81.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.4% 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: 0.022 · change: -0.002
Affected products
- Atftp Project — versions 0.7.git20120829-3.1+b1, 0.7.git20120829-3.1\+b1
- Debian Linux — versions 9.0
- openSUSE Leap — versions 15.2
- Atftpd — versions atftp 0.7.git20120829-3.1+b1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talosintelligence.com/vulnerability_reports/TALOS-2020-1029 (Technical Description, Exploit, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-10/msg00058.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/11/msg00014.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-6097?
- CVE-2020-6097 is a high-severity vulnerability in Atftp Project, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2020-09-10.
- How severe is CVE-2020-6097?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-6097 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.