CVE-2017-6731

Description

A vulnerability in Multicast Source Discovery Protocol (MSDP) ingress packet processing for Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause the MSDP session to be unexpectedly reset, causing a short denial of service (DoS) condition. The MSDP session will restart within a few seconds. More Information: CSCvd94828. Known Affected Releases: 4.3.2.MCAST 6.0.2.BASE. Known Fixed Releases: 6.3.1.19i.MCAST 6.2.3.1i.MCAST 6.2.2.17i.MCAST 6.1.4.12i.MCAST.

Risk Information

Base Score
7.5
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.662

Associated Vulnerability

VulnerabilityOS Platform
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco Carrier Routing SystemNCM
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco ASR 9000 Series Aggregation Services RoutersNCM
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco Network Convergence System 6000 Series RoutersNCM
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco IOS XRv 9000 RouterNCM
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco Network Convergence System 5000 SeriesNCM
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco Network Convergence System 5500 SeriesNCM
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco Network Convergence System 500 Series RoutersNCM
Cisco IOS XR Software Multicast Source Discovery Protocol Session Denial of Service Vulnerability For Cisco 8000 Series RoutersNCM
Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2017-6731)NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1705675Security Update for Cisco Carrier Routing System 5.3.1
PATCH-1705564Security Update for Cisco ASR 9000 Series Aggregation Services Routers 5.3.0.1i.BASE
PATCH-1705630Security Update for Cisco Network Convergence System 6000 Series Routers 6.1.4
PATCH-1705219Security Update for Cisco IOS XRv 9000 Router 7.1.2.1i.BASE
PATCH-1706021Security Update for Cisco Network Convergence System 5000 Series 6.2.1.21i.BASE
PATCH-1705220Security Update for Cisco Network Convergence System 5500 Series 7.1.2.1i.BASE
PATCH-1705229Security Update for Cisco Network Convergence System 500 Series Routers 7.2.1.21i.BASE
PATCH-1705230Security Update for Cisco 8000 Series Routers 7.2.1.21i.BASE

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234