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TI-2019-01385 Aliases CVE-2019-1760GHSA-7p5m-79w6-6wjq

Cisco IOS XE Software Performance Routing Version 3 Denial of Service Vulnerability

Priority LOW 34CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · CNA. Fix status from CNA.

Summary

A vulnerability in Performance Routing Version 3 (PfRv3) of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the affected device to reload. The vulnerability is due to the processing of malformed smart probe packets. An attacker could exploit this vulnerability by sending specially crafted smart probe packets at the affected device. A successful exploit could allow the attacker to reload the device, resulting in a denial of service (DoS) attack on an affected system.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02138 82nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
CiscoCisco IOS XE Software3.16.4S; 3.16.4aS; 3.16.4bS; 3.16.4gS; 3.16.5S; 3.16.4cS; 3.16.4dS; 3.16.4eS; 3.16.6S; 3.16.5aS; 3.16.5bS; 3.16.7S; 3.16.6bS; 3.16.7aS; 3.16.7bS; 3.2.0JA; 16.3.2; 16.3.3; 16.3.4; 16.3.5; 16.3.5b; 16.3.6; 16.4.1; 16.4.2; 16.4.3; 16.5.1; 16.5.1a; 16.5.1b; 16.5.2; 16.5.3; 16.6.1; 16.6.2; 16.6.3; 16.7.1; 16.7.1a; 16.7.1b; 16.8.1; 16.8.1a; 16.8.1b; 16.8.1s; 16.8.1c—No fix listedCNA
  • Cisco IOS XE Software VendorCisco Affected 3.16.4S; 3.16.4aS; 3.16.4bS; 3.16.4gS; 3.16.5S; 3.16.4cS; 3.16.4dS; 3.16.4eS; 3.16.6S; 3.16.5aS; 3.16.5bS; 3.16.7S; 3.16.6bS; 3.16.7aS; 3.16.7bS; 3.2.0JA; 16.3.2; 16.3.3; 16.3.4; 16.3.5; 16.3.5b; 16.3.6; 16.4.1; 16.4.2; 16.4.3; 16.5.1; 16.5.1a; 16.5.1b; 16.5.2; 16.5.3; 16.6.1; 16.6.2; 16.6.3; 16.7.1; 16.7.1a; 16.7.1b; 16.8.1; 16.8.1a; 16.8.1b; 16.8.1s; 16.8.1c Fixed in — No fix listed CNA

CPE configurations NVD · 41

CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios_xe:3.2.0ja:*:*:*:*:*:*:*3.2.0jaVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.4as:*:*:*:*:*:*:*3.16.4asVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.4bs:*:*:*:*:*:*:*3.16.4bsVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.4cs:*:*:*:*:*:*:*3.16.4csVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.4ds:*:*:*:*:*:*:*3.16.4dsVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.4es:*:*:*:*:*:*:*3.16.4esVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.4gs:*:*:*:*:*:*:*3.16.4gsVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.4s:*:*:*:*:*:*:*3.16.4sVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.5as:*:*:*:*:*:*:*3.16.5asVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.5bs:*:*:*:*:*:*:*3.16.5bsVulnerableCisco
  • cpe:2.3:o:cisco:ios_xe:3.2.0ja:*:*:*:*:*:*:* Versions 3.2.0ja Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.4as:*:*:*:*:*:*:* Versions 3.16.4as Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.4bs:*:*:*:*:*:*:* Versions 3.16.4bs Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.4cs:*:*:*:*:*:*:* Versions 3.16.4cs Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.4ds:*:*:*:*:*:*:* Versions 3.16.4ds Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.4es:*:*:*:*:*:*:* Versions 3.16.4es Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.4gs:*:*:*:*:*:*:* Versions 3.16.4gs Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.4s:*:*:*:*:*:*:* Versions 3.16.4s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.5as:*:*:*:*:*:*:* Versions 3.16.5as Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.5bs:*:*:*:*:*:*:* Versions 3.16.5bs Vulnerable ·Cisco
Show 31 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:cisco:ios_xe:3.16.5s:*:*:*:*:*:*:*3.16.5sVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.6bs:*:*:*:*:*:*:*3.16.6bsVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.6s:*:*:*:*:*:*:*3.16.6sVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.7as:*:*:*:*:*:*:*3.16.7asVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.7bs:*:*:*:*:*:*:*3.16.7bsVulnerableCisco
cpe:2.3:o:cisco:ios_xe:3.16.7s:*:*:*:*:*:*:*3.16.7sVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.3.2:*:*:*:*:*:*:*16.3.2VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.3.3:*:*:*:*:*:*:*16.3.3VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.3.4:*:*:*:*:*:*:*16.3.4VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.3.5:*:*:*:*:*:*:*16.3.5VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.3.5b:*:*:*:*:*:*:*16.3.5bVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.3.6:*:*:*:*:*:*:*16.3.6VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.4.1:*:*:*:*:*:*:*16.4.1VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.4.2:*:*:*:*:*:*:*16.4.2VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.4.3:*:*:*:*:*:*:*16.4.3VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.5.1:*:*:*:*:*:*:*16.5.1VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.5.1a:*:*:*:*:*:*:*16.5.1aVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.5.1b:*:*:*:*:*:*:*16.5.1bVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.5.2:*:*:*:*:*:*:*16.5.2VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.5.3:*:*:*:*:*:*:*16.5.3VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.6.1:*:*:*:*:*:*:*16.6.1VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.6.2:*:*:*:*:*:*:*16.6.2VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.6.3:*:*:*:*:*:*:*16.6.3VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.7.1:*:*:*:*:*:*:*16.7.1VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.7.1a:*:*:*:*:*:*:*16.7.1aVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.7.1b:*:*:*:*:*:*:*16.7.1bVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.8.1:*:*:*:*:*:*:*16.8.1VulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.8.1a:*:*:*:*:*:*:*16.8.1aVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.8.1b:*:*:*:*:*:*:*16.8.1bVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.8.1c:*:*:*:*:*:*:*16.8.1cVulnerableCisco
cpe:2.3:o:cisco:ios_xe:16.8.1s:*:*:*:*:*:*:*16.8.1sVulnerableCisco
  • cpe:2.3:o:cisco:ios_xe:3.16.5s:*:*:*:*:*:*:* Versions 3.16.5s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.6bs:*:*:*:*:*:*:* Versions 3.16.6bs Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.6s:*:*:*:*:*:*:* Versions 3.16.6s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.7as:*:*:*:*:*:*:* Versions 3.16.7as Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.7bs:*:*:*:*:*:*:* Versions 3.16.7bs Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:3.16.7s:*:*:*:*:*:*:* Versions 3.16.7s Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.3.2:*:*:*:*:*:*:* Versions 16.3.2 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.3.3:*:*:*:*:*:*:* Versions 16.3.3 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.3.4:*:*:*:*:*:*:* Versions 16.3.4 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.3.5:*:*:*:*:*:*:* Versions 16.3.5 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.3.5b:*:*:*:*:*:*:* Versions 16.3.5b Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.3.6:*:*:*:*:*:*:* Versions 16.3.6 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.4.1:*:*:*:*:*:*:* Versions 16.4.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.4.2:*:*:*:*:*:*:* Versions 16.4.2 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.4.3:*:*:*:*:*:*:* Versions 16.4.3 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.5.1:*:*:*:*:*:*:* Versions 16.5.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.5.1a:*:*:*:*:*:*:* Versions 16.5.1a Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.5.1b:*:*:*:*:*:*:* Versions 16.5.1b Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.5.2:*:*:*:*:*:*:* Versions 16.5.2 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.5.3:*:*:*:*:*:*:* Versions 16.5.3 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.6.1:*:*:*:*:*:*:* Versions 16.6.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.6.2:*:*:*:*:*:*:* Versions 16.6.2 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.6.3:*:*:*:*:*:*:* Versions 16.6.3 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.7.1:*:*:*:*:*:*:* Versions 16.7.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.7.1a:*:*:*:*:*:*:* Versions 16.7.1a Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.7.1b:*:*:*:*:*:*:* Versions 16.7.1b Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.8.1:*:*:*:*:*:*:* Versions 16.8.1 Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.8.1a:*:*:*:*:*:*:* Versions 16.8.1a Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.8.1b:*:*:*:*:*:*:* Versions 16.8.1b Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.8.1c:*:*:*:*:*:*:* Versions 16.8.1c Vulnerable ·Cisco
  • cpe:2.3:o:cisco:ios_xe:16.8.1s:*:*:*:*:*:*:* Versions 16.8.1s Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-1760
  2. 2026-10-03 Alias added: GHSA-7p5m-79w6-6wjq

References

Patch 1

  • TI-2023-06904 Cisco is providing an update for the ongoing investigation into observed exploitation of… KEVCVSS 3.1CRITICAL 10.0
  • TI-2018-00122 Memory corruption in Cisco IOS and IOS XE KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-02977 Improper input validation in Cisco IOS and IOS XE Software KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-00135 Memory corruption in Cisco IOS, IOS XE, and IOS XR KEVCVSS 3.1HIGH 8.8
  • TI-2017-04498 Memory corruption in Cisco IOS KEVCVSS 3.1HIGH 8.8
  • TI-2017-04497 Memory corruption in Cisco IOS XE Software KEVCVSS 3.1HIGH 8.8
See all 561 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences