7.5

CVE-2011-4503: sitecom wl-111 Configuration

CVSS: 7.5v2.0HighModified
Published 22-11-2011Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2011-4503 is a high (CVSS 7.5) Configuration vulnerability in sitecom wl-111. EPSS estimates a 2.09% chance of exploitation in the next 30 days, higher than 81.3% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v2.0 (NVD)
EPSS score
2.09%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 22-11-2011
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

The UPnP IGD implementation in Broadcom Linux on the Sitecom WL-111 allows remote attackers to establish arbitrary port mappings by sending a UPnP AddPortMapping action in a SOAP request to the WAN interface, related to an "external forwarding" vulnerability.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

2.09%

Chance of exploitation in the next 30 days

Percentile

81%

Versus all other CVEs

30-day change

0.00 pp

From 2.09% on 20-09-2026

20-09-202620-10-2026
EPSS score
2.09%

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

Sitecom1 product

1 vendor · 1 product

References

2 links