Cisco IOS XR 5.3.0 on ASR 9000 BGPv4 input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.3$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco IOS XR 5.3.0 on ASR 9000. Affected by this issue is some unknown functionality of the component BGPv4 Handler. Executing a manipulation can lead to input validation. This vulnerability is tracked as CVE-2015-4284. No exploit exists.

Detailsinfo

A vulnerability has been found in Cisco IOS XR 5.3.0 on ASR 9000 (Router Operating System) and classified as problematic. This vulnerability affects some unknown functionality of the component BGPv4 Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

The Concurrent Data Management Replication process in Cisco IOS XR 5.3.0 on ASR 9000 devices allows remote attackers to cause a denial of service (BGP process reload) via malformed BGPv4 packets, aka Bug ID CSCur70670.

The weakness was disclosed 07/22/2015 with Cisco as CSCur70670 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2015-4284 since 06/04/2015. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 06/03/2022).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at SecurityFocus (BID 75980†) and Vulnerability Center (SBV-51567†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/04/2015 🔍
07/21/2015 +47 days 🔍
07/22/2015 +1 days 🔍
07/22/2015 +0 days 🔍
07/22/2015 +0 days 🔍
07/23/2015 +1 days 🔍
07/23/2015 +0 days 🔍
06/03/2022 +2507 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCur70670
Organization: Cisco
Status: Confirmed

CVE: CVE-2015-4284 (🔍)
GCVE (CVE): GCVE-0-2015-4284
GCVE (VulDB): GCVE-100-76792
SecurityFocus: 75980 - Cisco IOS XR Software CVE-2015-4284 Denial of Service Vulnerability
SecurityTracker: 1033017
Vulnerability Center: 51567 - Cisco IOS XR on ASR 9000 Devices Remote DoS via Malformed BGPv4 Packets, Medium

scip Labs: https://www.scip.ch/en/?labs.20150108

Entryinfo

Created: 07/23/2015 10:12
Updated: 06/03/2022 17:34
Changes: 07/23/2015 10:12 (52), 07/17/2017 09:46 (10), 06/03/2022 17:34 (3)
Complete: 🔍
Cache ID: 216:A59:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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