Alcatel-Lucent OmniVista 4760/OmniVista 8770 up to 4.1.1 Web Server Configuration sess_ insufficiently protected credentials

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Alcatel-Lucent OmniVista 4760 and OmniVista 8770 up to 4.1.1. It has been classified as problematic. Impacted is an unknown function of the file /sessions/sess_<sessionid> of the component Web Server Configuration. The manipulation leads to insufficiently protected credentials. This vulnerability is referenced as CVE-2019-20047. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Alcatel-Lucent OmniVista 4760 and OmniVista 8770 up to 4.1.1. This issue affects an unknown code block of the file /sessions/sess_<sessionid> of the component Web Server Configuration. The manipulation with an unknown input leads to a insufficiently protected credentials vulnerability. Using CWE to declare the problem leads to CWE-522. The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval. Impacted is confidentiality. The summary by CVE is:

An issue was discovered on Alcatel-Lucent OmniVista 4760 devices, and 8770 devices before 4.1.2. An incorrect web server configuration allows a remote unauthenticated attacker to retrieve the content of its own session files. Every session file contains the administrative LDAP credentials encoded in a reversible format. Sessions are stored in /sessions/sess_<sessionid>.

The weakness was published 12/27/2019. The identification of this vulnerability is CVE-2019-20047 since 12/27/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

Upgrading to version 4.1.2 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Insufficiently protected credentials
CWE: CWE-522
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OmniVista 4760/OmniVista 8770 4.1.2

Timelineinfo

12/27/2019 🔍
12/27/2019 +0 days 🔍
12/28/2019 +1 days 🔍
03/18/2024 +1542 days 🔍

Sourcesinfo

Advisory: 155595
Status: Not defined

CVE: CVE-2019-20047 (🔍)
GCVE (CVE): GCVE-0-2019-20047
GCVE (VulDB): GCVE-100-147845

Entryinfo

Created: 12/28/2019 11:55
Updated: 03/18/2024 08:48
Changes: 12/28/2019 11:55 (38), 12/28/2019 12:00 (17), 03/18/2024 08:48 (20)
Complete: 🔍
Cache ID: 216::103

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