4.4

CVE-2021-2171: fedoraproject fedora

CVSS: 4.4v3.1MediumModified
AliasesUBUNTU-CVE-2021-2171CGA-289c-m5g3-47xhCGA-2gwr-823v-h3hg
Published 22-04-2021Last modified 26-09-2024
Open JSON

Vulnerability summary

CVE-2021-2171 is a medium (CVSS 4.4) vulnerability in fedoraproject fedora. EPSS estimates a 1.80% chance of exploitation in the next 30 days, higher than 78.2% of scored vulnerabilities.

Overall risk
18/100
0100
Low · default modelHow is this calculated?
CVSS score
4.4/10
010
Medium · v3.1 (CVE.org)
EPSS score
1.80%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 4 · Related 4
RHSA-2021:3590RHSA-2021:3811USN-4952-1USN-5022-3CGA-PH5X-5VH2-JF6JCGA-RP5F-QFR6-V7HQ

Timeline

  1. 22-04-2021
    PublishedVulnerability first disclosed.
  2. 26-09-2024
    Last modifiedVulnerability information updated.

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Replication). Supported versions that are affected are 5.7.33 and prior and 8.0.23 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

1.80%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

0.00 pp

From 1.80% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.80%

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

Chainguard6 products
  • mysql-8.0< 8.0.38-r0
  • mysql-8.0-client< 8.0.38-r0
  • mysql-8.0-dev< 8.0.38-r0
  • mysql-8.0-iamguarded-compat< 8.0.38-r0
  • mysql-8.0-oci-entrypoint< 8.0.38-r0
Ubuntu5 products
  • mysql-5.5All versions (No fix recorded)
  • mysql-5.7< 5.7.35-0ubuntu0.16.04.1+esm1 | < 5.7.34-0ubuntu0.18.04.1
  • mysql-8.0< 8.0.25-0ubuntu0.20.04.1
  • percona-server-5.6All versions (No fix recorded)
  • percona-xtradb-cluster-5.6All versions (No fix recorded)
Netapp4 products
Fedoraproject1 product
Oracle1 product
  • mysql≥ 5.7.0, ≤ 5.7.33 | ≥ 8.0, ≤ 8.0.23
Oracle corporation1 product

6 vendors · 18 products

References

11 links
Show all 11 references