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-2011-2072

24
FAUCET Score

CVE-2011-2072 describes a memory leak vulnerability in Cisco IOS, IOS XE, and Unified Communications Manager (CUCM) versions. A remote attacker can trigger this flaw by sending a specially crafted SIP message, leading to memory exhaustion and potential denial of service through device reloads or process failures. This vulnerability carries a CVSS score of 7.8, indicating high severity. It is easily exploitable over the network with low attack complexity and no authentication required, resulting in a complete loss of availability for affected systems. There is no evidence of active exploitation, nor is public exploit code available (e.g., Metasploit, ExploitDB). Community discussion and media coverage for this CVE are minimal, suggesting it has not garnered significant attention.

Impacted Technologies

VendorProductVersion(s)CPE
12.4CPE matchmatch criteria
cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:*
15.0CPE matchmatch criteria
cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*
15.1CPE matchmatch criteria
cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*
2.5.0CPE matchmatch criteria
cpe:2.3:o:cisco:ios_xe:2.5.0:*:*:*:*:*:*:*
2.5.1CPE matchmatch criteria
cpe:2.3:o:cisco:ios_xe:2.5.1:*:*:*:*:*:*:*

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
1.70%
Probability of exploitation in next 30 days
EPSS Percentile
74.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0170 is in the 57th percentile among its peer group of 51,485 CVEs.

Social Chatter

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

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20110928-cucm
tools.cisco.com / security/center/viewAlert.x
cisco.com / en/US/products/products_security_advisory09186a0080b95d58.shtml
Vendor Advisory
cisco.com / en/US/products/products_security_advisory09186a0080b95d5a.shtml
Vendor Advisory
securitytracker.com / id