Is CVE-2020-26895 in the CISA KEV catalog?

No. CVE-2020-26895 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-26895?

CVE-2020-26895 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2020-26895?

CVE-2020-26895 has an EPSS score of 0.71% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2020-26895?

No published fix for CVE-2020-26895 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2020-26895

MEDIUM

5.3

CVSS v3

NVD

Description

Prior to 0.10.0-beta, LND (Lightning Network Daemon) would have accepted a counterparty high-S signature and broadcast tx-relay invalid local commitment/HTLC transactions. This can be exploited by any peer with an open channel regardless of the victim situation (e.g., routing node, payment-receiver, or payment-sender). The impact is a loss of funds in certain situations.

CWE-354

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.71%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Third-Party Advisory3

Related Vulnerabilities

Other CWE-354 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-48795	Medium	5.9	93%	-	Fix
CVE-2019-1166	Medium	5.9	62%	-	-
CVE-2024-3596	Critical	9.0	15%	-	Fix
CVE-2020-26141	Medium	6.5	3.1%	-	Fix
CVE-2020-25862	High	7.5	2.4%	-	Fix
CVE-2020-8838	Medium	6.4	1.6%	-	-

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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.