VDB-35960 · CVE-2007-1821 · VU#726548

Sprint Voice Mail System authentication spoofing

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.8	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Sprint Voice Mail System. Affected by this issue is some unknown functionality. Such manipulation leads to authentication spoofing. This vulnerability is referenced as CVE-2007-1821. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Sprint Voice Mail System (affected version unknown) and classified as very critical. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a authentication spoofing vulnerability. Using CWE to declare the problem leads to CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Sprint Nextel Sprint voice mail systems allow remote attackers to retrieve or remove messages, or reconfigure mailboxes, by spoofing Calling Number Identification (CNID, aka Caller ID).

The weakness was published 01/30/2007 as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability is handled as CVE-2007-1821 since 04/02/2007. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/23/2024).

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 vulnerability database at OSVDB (34984†). Similar entries are available at VDB-35962, VDB-35961 and VDB-35959. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Sprint

Name

Voice Mail System

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Authentication spoofing
CWE: CWE-290 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/30/2007 🔍
04/02/2007 +61 days 🔍
04/02/2007 +0 days 🔍
05/28/2007 +56 days 🔍
03/13/2015 +2845 days 🔍
07/23/2024 +3420 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Status: Confirmed

CVE: CVE-2007-1821 (🔍)
GCVE (CVE): GCVE-0-2007-1821
GCVE (VulDB): GCVE-100-35960
CERT: 🔍
OSVDB: 34984 - Sprint Nextel Sprint Calling Number Identification (CNID) Spoofing Arbitrary Mailbox Manipulation

See also: 🔍

Entryinfo

Created: 03/13/2015 14:56
Updated: 07/23/2024 21:12
Changes: 03/13/2015 14:56 (48), 10/17/2017 16:13 (1), 07/23/2024 21:12 (17)
Complete: 🔍
Cache ID: 216::103

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