Cisco ASR 5000 15.0(912)/15.0(935)/15.0(938) Packet Data Network Gateway IP Packet input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco ASR 5000 15.0(912)/15.0(935)/15.0(938). It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Packet Data Network Gateway. Executing a manipulation as part of IP Packet can lead to input validation. This vulnerability is handled as CVE-2015-4273. There is not any exploit available. The application of restrictive firewalling is recommended.

Detailsinfo

A vulnerability was found in Cisco ASR 5000 15.0(912)/15.0(935)/15.0(938) (Router Operating System). It has been declared as problematic. This vulnerability affects some unknown processing of the component Packet Data Network Gateway. The manipulation as part of a IP Packet 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 Packet Data Network Gateway (aka PGW) component on Cisco ASR 5000 devices with software 15.0(912), 15.0(935), and 15.0(938) allows remote attackers to cause a denial of service (Session Manager outage) via malformed fields in an IP packet, aka Bug ID CSCut38476.

The weakness was released 07/15/2015 as CSCut38476 as not defined advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2015-4273. 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.

Proper firewalling of is able to address this issue.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/04/2015 🔍
07/15/2015 +41 days 🔍
07/15/2015 +0 days 🔍
07/16/2015 +1 days 🔍
06/01/2022 +2512 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCut38476
Status: Not defined

CVE: CVE-2015-4273 (🔍)
GCVE (CVE): GCVE-0-2015-4273
GCVE (VulDB): GCVE-100-76516
SecurityTracker: 1032928

Entryinfo

Created: 07/16/2015 11:25
Updated: 06/01/2022 03:53
Changes: 07/16/2015 11:25 (40), 07/16/2015 12:30 (4), 06/01/2022 03:46 (3), 06/01/2022 03:53 (7)
Complete: 🔍
Cache ID: 216::103

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