Is CVE-2020-12640 in the CISA KEV catalog?

No. CVE-2020-12640 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-12640?

CVE-2020-12640 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-12640?

CVE-2020-12640 has an EPSS score of 6.73% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-12640?

Upgrade roundcube on debian 11 to 1.4.4+dfsg.1-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2020-12640

CRITICALEPSS 93th pctl

9.8

CVSS v3

NVD

Description

Roundcube Webmail before 1.4.4 allows attackers to include local files and execute code via directory traversal in a plugin name to rcube_plugin_api.php.

CWE-22Path Traversal

How to fix

Remediation Available

roundcubeDebian

Fixed in:1.4.4+dfsg.1-1CVE-2020-12640

roundcubeUbuntu

Fixed in:1.2~beta+dfsg.1-0ubuntu1+esm2USN-5182-1

Fixed in:1.3.6+dfsg.1-1ubuntu0.1~esm2USN-5182-1

Fixed in:1.4.3+dfsg.1-1ubuntu0.1~esm2USN-5182-1

Fixed in:1.5.0+dfsg.1-2ubuntu0.1~esm1USN-5182-1

roundcube-coreUbuntu

Fixed in:1.2~beta+dfsg.1-0ubuntu1+esm2USN-5182-1

Fixed in:1.3.6+dfsg.1-1ubuntu0.1~esm2USN-5182-1

Fixed in:1.4.3+dfsg.1-1ubuntu0.1~esm2USN-5182-1

Fixed in:1.5.0+dfsg.1-2ubuntu0.1~esm1USN-5182-1

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 ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

6.73%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Vendor Advisory1

roundcube.net

Third-Party Advisory4

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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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.