8.5

CVE-2020-11977: apache syncope

CVSS: 8.5v2.0HighModified
AliasesGHSA-p2rp-cmjq-r7wm
Published 15-09-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-11977 is a high (CVSS 8.5) vulnerability in apache syncope. EPSS estimates a 2.86% chance of exploitation in the next 30 days, higher than 86.5% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.5/10
010
High · v2.0 (NVD)
EPSS score
2.86%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 15-09-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

2.86%

Chance of exploitation in the next 30 days

Percentile

87%

Versus all other CVEs

30-day change

0.00 pp

From 2.86% on 18-09-2026

18-09-202618-10-2026
EPSS score
2.86%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Apache1 product
Org.apache.syncope1 product
  • syncope≥ 2.1.0, < 2.1.7

2 vendors · 2 products

References

2 links