Is CVE-2020-11977 in the CISA KEV catalog?

No. CVE-2020-11977 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-11977?

CVE-2020-11977 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2020-11977?

CVE-2020-11977 has an EPSS score of 2.83% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-11977?

Upgrade syncope to 2.1.7 or later.

CVE & CISA-KEV Catalog

CVE-2020-11977

HIGHEPSS 85th pctl

7.2

CVSS v3

NVD

Description

In Apache Syncope 2.1.X releases prior to 2.1.7, when the Flowable extension is enabled, an administrator with workflow entitlements can use Shell Service Tasks to perform malicious operations, including but not limited to file read, file write, and code execution.

How to fix

Remediation Available

syncopeNVD

Affected:>= 2.1.0, < 2.1.7Fixed in:2.1.7CVE-2020-11977derived from NVD

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 RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.83%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Vendor Advisory1

syncope.apache.org

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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.