CVE & CISA-KEV Catalog

CVE-2020-6097

HIGHEPSS 82th pctl
7.5
CVSS v3
NVD

Description

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.

CWE-617

How to fix

Remediation Available
atftpDebian
Fixed in:0.7.git20120829-3.2CVE-2020-6097
Fixed in:0.7.git20120829-3.2CVE-2020-6097
Fixed in:0.7.git20120829-3.2CVE-2020-6097
Fixed in:0.7.git20120829-3.2CVE-2020-6097
atftpUbuntu
Fixed in:0.7.git20120829-3.1~0.16.04.1+esm1USN-6334-1
Fixed in:0.7.git20120829-3.1~0.18.04.1+esm1USN-6334-1
Fixed in:0.7.git20120829-3.1ubuntu0.1USN-6334-1
atftpdUbuntu
Fixed in:0.7.git20120829-3.1~0.16.04.1+esm1USN-6334-1
Fixed in:0.7.git20120829-3.1~0.18.04.1+esm1USN-6334-1
Fixed in:0.7.git20120829-3.1ubuntu0.1USN-6334-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

2.40%probability of exploitation in 30 days
82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.