Is CVE-2017-2659 in the CISA KEV catalog?

No. CVE-2017-2659 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-2659?

CVE-2017-2659 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2017-2659?

CVE-2017-2659 has an EPSS score of 1.50% (71th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-2659?

Upgrade dropbear on debian 11 to 2013.60-1 or later.

CVE & CISA-KEV Catalog

CVE-2017-2659

MEDIUMEPSS 71th pctl

5.3

CVSS v3

NVD

Description

It was found that dropbear before version 2013.59 with GSSAPI leaks whether given username is valid or invalid. When an invalid username is given, the GSSAPI authentication failure was incorrectly counted towards the maximum allowed number of password attempts.

CWE-209 CWE-287Improper Authentication

How to fix

Remediation Available

dropbearDebian

Fixed in:2013.60-1CVE-2017-2659

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

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

1.50%probability of exploitation in 30 days

71stpercentile

Elevated risk: more likely to be exploited than 71% of all known CVEs.

References

Patch2

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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.