7.5

CVE-2002-0540: nortel cvx_1800_multi-service_access_switch

CVSS: 7.5v2.0HighModified
Published 11-06-2002Last modified 08-08-2024

Vulnerability summary

CVE-2002-0540 is a high (CVSS 7.5) vulnerability in nortel cvx_1800_multi-service_access_switch. EPSS estimates a 19.90% chance of exploitation in the next 30 days, higher than 97.4% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk
44/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v2.0 (NVD)
EPSS score
19.90%
0%100%
Medium · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference, exploit-database

Timeline

  1. 11-06-2002
    PublishedVulnerability first disclosed.
  2. 08-08-2024
    Last modifiedVulnerability information updated.

Description

Nortel CVX 1800 is installed with a default "public" community string, which allows remote attackers to read usernames and passwords and modify the CVX configuration.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

19.90%

Chance of exploitation in the next 30 days

Percentile

97%

Versus all other CVEs

30-day change

0.00 pp

From 19.90% on 20-09-2026

20-09-202620-10-2026
EPSS score
19.90%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

2 found
  • referenceUnverified

    Exploit Reference (securityfocus.com)

    Maturity: unknown

  • exploit-databaseremotehardwareVerified

    Nortel CVX 1800 Multi-Service Access Switch - Default SNMP Community

    Maturity: weaponized

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Nortel1 product

1 vendor · 1 product

References

5 links