8.1

CVE-2022-27615: synology dns_server Path Traversal

CVSS: 8.1v3.1HighModified
Published 28-07-2022Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2022-27615 is a high (CVSS 8.1) Path Traversal vulnerability in synology dns_server. EPSS estimates a 1.22% chance of exploitation in the next 30 days, higher than 68.2% of scored vulnerabilities.

Overall risk
33/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.1/10
010
High · v3.1 (NVD)
EPSS score
1.22%
0%100%
Low · +0.06 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 28-07-2022
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in cgi component in Synology DNS Server before 2.2.2-5027 allows remote authenticated users to delete arbitrary files via unspecified vectors.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.22%

Chance of exploitation in the next 30 days

Percentile

68%

Versus all other CVEs

30-day change

+0.06 pp

From 1.16% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.22%

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

Affected systems

Synology1 product
  • dns_server≥ unspecified, < 2.2.2-5027 | < 2.2.2-5027

1 vendor · 1 product

References

1 links