Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2013-1103

20
FAUCET Score

CVE-2013-1103 describes a denial-of-service vulnerability in Cisco Wireless LAN Controllers (WLC) running specific software versions (7.0, 7.1, and 7.2). Remote attackers can exploit this by sending crafted SIP packets, causing affected Access Points to reload. This vulnerability has a high severity CVSS score of 7.8, indicating a critical impact on availability with low attack complexity and no authentication required. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), it has received some community discussion and media coverage, including a SecurityWeek article.

Impacted Technologies

VendorProductVersion(s)CPE
7.0CPE matchmatch criteria
cpe:2.3:o:cisco:wireless_lan_controller_software:7.0:*:*:*:*:*:*:*
7.0.98.0CPE matchmatch criteria
cpe:2.3:o:cisco:wireless_lan_controller_software:7.0.98.0:*:*:*:*:*:*:*
7.1CPE matchmatch criteria
cpe:2.3:o:cisco:wireless_lan_controller_software:7.1:*:*:*:*:*:*:*
7.2CPE matchmatch criteria
cpe:2.3:o:cisco:wireless_lan_controller_software:7.2:*:*:*:*:*:*:*
7.3CPE matchmatch criteria
cpe:2.3:o:cisco:wireless_lan_controller_software:7.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

AV:N/AC:L/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.82%
Probability of exploitation in next 30 days
EPSS Percentile
76.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0182 is in the 59th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

osvdb.org / 89530
secunia.com / advisories/51965
tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20130123-wlc
Vendor Advisory
securityfocus.com / bid/57524
securitytracker.com / id/1028027