CVE-2020-1620

Q: How do I fix CVE-2020-1620?

Upgrade junos os evolved to 19.3r1 or later.

Q: Is CVE-2020-1620 being actively exploited?

Not that we know of. CVE-2020-1620 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.32% is the estimated probability that it will be exploited in the next 30 days. That is higher than 24% of all scored CVEs.

Q: How severe is CVE-2020-1620?

CVE-2020-1620 has a CVSS v3 base score of 5.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2020-1620 affect?

Published advisories record a fix for junos os evolved (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

MEDIUM

5.5

CVSS v3

NVD

Description

A local, authenticated user with shell can obtain the hashed values of login passwords via configd streamer log. This issue affects all versions of Junos OS Evolved prior to 19.3R1.

CWE-664 CWE-532

How to fix

Remediation Available

junos os evolvedNVD

Affected:< 19.3r1Fixed in:19.3r1CVE-2020-1620derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.32%probability of exploitation in 30 days

24thpercentile

Low risk: more likely to be exploited than 24% of all known CVEs.

References

Vendor Advisory1

kb.juniper.net

Related Vulnerabilities

Other CWE-664 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-27518	Critical	9.8	6.9%	KEV	Fix
CVE-2022-2048	High	7.5	2.3%	-	Fix
CVE-2022-2191	High	7.5	2.1%	-	-
CVE-2020-3175	High	8.6	2.0%	-	-
CVE-2019-5816	High	8.8	1.6%	-	Fix
CVE-2024-45383	Medium	5.0	1.5%	-	-

Common questions

How do I fix CVE-2020-1620?

Upgrade junos os evolved to 19.3r1 or later.

Is CVE-2020-1620 being actively exploited?

Not that we know of. CVE-2020-1620 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.32% is the estimated probability that it will be exploited in the next 30 days. That is higher than 24% of all scored CVEs.

How severe is CVE-2020-1620?

CVE-2020-1620 has a CVSS v3 base score of 5.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2020-1620 affect?

Published advisories record a fix for junos os evolved (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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.