Is CVE-2020-11046 in the CISA KEV catalog?

No. CVE-2020-11046 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-11046?

CVE-2020-11046 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2020-11046?

CVE-2020-11046 has an EPSS score of 1.32% (67th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-11046?

Upgrade freerdp2 on debian 11 to 2.1.1+dfsg1-1 or later. Fixes are available for 9 affected products.

CVE & CISA-KEV Catalog

CVE-2020-11046

MEDIUM

5.5

CVSS v3

NVD

Description

In FreeRDP after 1.0 and before 2.0.0, there is a stream out-of-bounds seek in update_read_synchronize that could lead to a later out-of-bounds read.

CWE-119Buffer Overflow CWE-125Out-of-bounds Read

How to fix

Remediation Available

freerdp2Debian

Fixed in:2.1.1+dfsg1-1CVE-2020-11046

freerdpUbuntu

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4USN-4382-1

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2USN-4382-2

freerdp2Ubuntu

Fixed in:2.1.1+dfsg1-0ubuntu0.18.04.1USN-4379-1

Fixed in:2.1.1+dfsg1-0ubuntu0.20.04.1USN-4379-1

libfreerdp-client1.1Ubuntu

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4USN-4382-1

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2USN-4382-2

libfreerdp-client2-2Ubuntu

Fixed in:2.1.1+dfsg1-0ubuntu0.18.04.1USN-4379-1

Fixed in:2.1.1+dfsg1-0ubuntu0.20.04.1USN-4379-1

libfreerdp-common1.1.0Ubuntu

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4USN-4382-1

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2USN-4382-2

libfreerdp-core1.1Ubuntu

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4USN-4382-1

Fixed in:1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2USN-4382-2

libfreerdp-server2-2Ubuntu

Fixed in:2.1.1+dfsg1-0ubuntu0.18.04.1USN-4379-1

Fixed in:2.1.1+dfsg1-0ubuntu0.20.04.1USN-4379-1

libfreerdp2-2Ubuntu

Fixed in:2.1.1+dfsg1-0ubuntu0.18.04.1USN-4379-1

Fixed in:2.1.1+dfsg1-0ubuntu0.20.04.1USN-4379-1

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 RequiredHigh

User InteractionNone

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

1.32%probability of exploitation in 30 days

67thpercentile

Moderate risk: more likely to be exploited than 67% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory6

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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.