10

CVE-2020-29577: znc znc_docker_image

Modified
Published 08-12-2020Last modified 04-08-2024

Vulnerability summary

CVE-2020-29577 is a high (CVSS 10.0) vulnerability in znc znc_docker_image. EPSS estimates a 2.32% chance of exploitation in the next 30 days, higher than 83.3% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
2.32%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 08-12-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

The official znc docker images before 1.7.1-slim contain a blank password for a root user. Systems using the znc docker container deployed by affected versions of the Docker image may allow an remote attacker to achieve root access with a blank password.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

2.32%

Chance of exploitation in the next 30 days

Percentile

83%

Versus all other CVEs

30-day change

No change 0.00 pp

From 2.32% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Znc1 product
  • znc_docker_image1.6 | 1.6-slim | 1.6.4 | 1.6.4-slim | 1.6.5 | 1.6.5-slim | 1.6.6 | 1.6.6-slim | 1.7.0 | 1.7.0-slim | 1.7.1-slim

1 vendor · 1 product

References

1 links