7.5

CVE-2023-20034: cisco cisco sd-wan vmanage Use of Hard-coded Credentials

CVSS: 7.5v3.1HighModified
Published 27-09-2023Last modified 02-08-2024
Open JSON

Vulnerability summary

CVE-2023-20034 is a high (CVSS 7.5) Use of Hard-coded Credentials vulnerability in cisco cisco sd-wan vmanage. EPSS estimates a 0.79% chance of exploitation in the next 30 days, higher than 55.3% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
0.79%
0%100%
Low · +0.20 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 27-09-2023
    PublishedVulnerability first disclosed.
  2. 02-08-2024
    Last modifiedVulnerability information updated.

Description

Vulnerability in the Elasticsearch database used in the of Cisco SD-WAN vManage software could allow an unauthenticated, remote attacker to access the Elasticsearch configuration database of an affected device with the privileges of the elasticsearch user. These vulnerability is due to the presence of a static username and password configured on the vManage. An attacker could exploit this vulnerability by sending a crafted HTTP request to a reachable vManage on port 9200. A successful exploit could allow the attacker to view the Elasticsearch database content. There are workarounds that address this vulnerability.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.79%

Chance of exploitation in the next 30 days

Percentile

55%

Versus all other CVEs

30-day change

+0.20 pp

From 0.59% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.79%

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

Cisco2 products
  • cisco sd-wan vmanage17.2.6 | 17.2.7 | 17.2.8 | 17.2.9 | 17.2.10 | 17.2.4 | 17.2.5 | 18.3.1.1 | 18.3.3.1 | 18.3.3 | 18.3.4 | 18.3.5 | 18.3.7 | 18.3.8 | 18.3.6.1 | 18.3.1 | 18.3.0 | 18.4.0.1 | 18.4.3 | 18.4.302 | 18.4.303 | 18.4.4 | 18.4.5 | 18.4.0 | 18.4.1 | 18.4.6 | 19.2.0 | 19.2.097 | 19.2.099 | 19.2.1 | 19.2.2 | 19.2.3 | 19.2.31 | 19.2.929 | 19.2.4 | 20.1.1.1 | 20.1.12 | 20.1.1 | 20.1.2 | 20.1.3 | 19.3.0 | 19.1.0 | 18.2.0 | 20.3.1 | 20.3.2 | 20.3.2.1 | 20.3.3 | 20.3.3.1 | 20.4.1 | 20.4.1.1 | 20.4.1.2 | 20.4.2 | 20.4.2.2 | 20.4.2.1 | 20.4.2.3 | 20.5.1 | 20.5.1.2 | 20.5.1.1
  • sd-wan≥ 20.3, < 20.3.4 | 20.6 | 20.7

1 vendor · 2 products

References

1 links