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.
5.4	$0-$5k	0.00

A vulnerability was found in Retrospect Client and classified as critical. Affected by this issue is some unknown processing of the component Password Hash Generator. The manipulation with an unknown input leads to a credentials management vulnerability. Using CWE to declare the problem leads to CWE-255. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Retrospect and Retrospect Client before 10.0.2.119 on Windows, before 12.0.2.116 on OS X, and before 10.0.2.104 on Linux improperly generate password hashes, which makes it easier for remote attackers to bypass authentication and obtain access to backup files by leveraging a collision.

The weakness was disclosed 09/21/2015 (Website). The advisory is shared for download at kb.cert.org. This vulnerability is handled as CVE-2015-2864 since 04/03/2015. The exploitation is known to be difficult. 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 MITRE ATT&CK project declares the attack technique as T1552.

Upgrading to version 0.0.2.104, 10.0.2.119 or 12.0.2.116 eliminates this vulnerability.

Productinfo

Name

• Retrospect Client

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
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: Credentials management
CWE: CWE-255
ATT&CK: T1552

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Retrospect Client 0.0.2.104/10.0.2.119/12.0.2.116

Timelineinfo

04/03/2015 🔍
06/15/2015 +73 days 🔍
06/15/2015 +0 days 🔍
09/21/2015 +98 days 🔍
09/21/2015 +0 days 🔍
09/22/2015 +1 days 🔍
11/12/2015 +51 days 🔍
06/18/2022 +2410 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-2864 (🔍)
SecurityTracker: 1033948
Vulnerability Center: 54365 - Retrospect Server and Client Remote Security Bypass Vulnerability, Medium
SecurityFocus: 75201 - Retrospect Backup Client CVE-2015-2864 Weak Password Security Vulnerability

Entryinfo

Created: 09/22/2015 19:22
Updated: 06/18/2022 14:38
Changes: 09/22/2015 19:22 (48), 04/12/2018 17:06 (10), 06/18/2022 14:38 (3)
Complete: 🔍

Discussion

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