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-2016-1436

24
FAUCET Score

CVE-2016-1436 describes a denial-of-service vulnerability in the General Packet Radio Switching Tunneling Protocol 1 (GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices running software versions prior to 19.4. An unauthenticated remote attacker can exploit this flaw by sending a specially crafted GTPv1 packet, leading to a restart of the Session Manager process. This vulnerability is rated as HIGH severity (CVSS 7.5), indicating a low attack complexity and a high impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
17.2.0CPE matchmatch criteria
cpe:2.3:a:cisco:asr_5000_software:17.2.0:*:*:*:*:*:*:*
17.2.0.59184CPE matchmatch criteria
cpe:2.3:a:cisco:asr_5000_software:17.2.0.59184:*:*:*:*:*:*:*
17.3.1CPE matchmatch criteria
cpe:2.3:a:cisco:asr_5000_software:17.3.1:*:*:*:*:*:*:*
17.7.0CPE matchmatch criteria
cpe:2.3:a:cisco:asr_5000_software:17.7.0:*:*:*:*:*:*:*
18.0.0CPE matchmatch criteria
cpe:2.3:a:cisco:asr_5000_software:18.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.76%
Probability of exploitation in next 30 days
EPSS Percentile
75.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0176 is in the 58th 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

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20160621-asr
Vendor Advisory
securitytracker.com / id/1036152