Is CVE-2017-2839 in the CISA KEV catalog?

No. CVE-2017-2839 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-2839?

CVE-2017-2839 has a CVSS v3 base score of 5.9 (MEDIUM).

What is the EPSS score for CVE-2017-2839?

CVE-2017-2839 has an EPSS score of 1.72% (75th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-2839?

Upgrade freerdp on ubuntu 14.04 to 1.0.2-2ubuntu1.1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2017-2839

MEDIUMEPSS 75th pctl

5.9

CVSS v3

NVD

Description

An exploitable denial of service vulnerability exists within the handling of challenge packets in FreeRDP 2.0.0-beta1+android11. A specially crafted challenge packet can cause the program termination leading to a denial of service condition. An attacker can compromise the server or use man in the middle to trigger this vulnerability.

How to fix

Remediation Available

freerdpUbuntu

Fixed in:1.0.2-2ubuntu1.1USN-3380-1

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2USN-3380-1

libfreerdp-client1.1Ubuntu

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2USN-3380-1

libfreerdp1Ubuntu

Fixed in:1.0.2-2ubuntu1.1USN-3380-1

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 ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.72%probability of exploitation in 30 days

75thpercentile

Elevated risk: more likely to be exploited than 75% of all known CVEs.

References

Third-Party Advisory2

Other references1

securityfocus.com

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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.