Cisco IOS XE Unified Threat Defense IPv6 Packet denial of service – Digitalmunition

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Published on September 27th, 2019 📆 | 2054 Views ⚑


Cisco IOS XE Unified Threat Defense IPv6 Packet denial of service

CVSS Meta Temp ScoreCurrent Exploit Price (≈)

A vulnerability classified as problematic has been found in Cisco IOS XE (Router Operating System) (the affected version unknown). This affects some unknown processing of the component Unified Threat Defense. The manipulation as part of a IPv6 Packet leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. This is going to have an impact on availability.

The weakness was released 09/25/2019 as cisco-sa-20190925-utd as confirmed advisory (Website). The advisory is shared at This vulnerability is uniquely identified as CVE-2019-12657 since 06/04/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/26/2019).

Upgrading eliminates this vulnerability.

Entries connected to this vulnerability are available at 142285, 142284, 142283 and 142282.




VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍


VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Denial of service (CWE-404)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

06/04/2019 CVE assigned
09/25/2019 +113 days Advisory disclosed
09/26/2019 +1 days VulDB entry created
09/26/2019 +0 days VulDB last updateVendor:

Advisory: cisco-sa-20190925-utd
Status: Confirmed

CVE: CVE-2019-12657 (🔒)
scip Labs:
See also: 🔒

Created: 09/26/2019 12:38 PM
Complete: 🔍


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