Synology Photo Station up to 6.3 synophoto_dsm_user --copy-no-ea access control

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 (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Synology Photo Station up to 6.3 and classified as problematic. This issue affects some unknown processing of the file synophoto_dsm_user. Performing a manipulation of the argument --copy-no-ea results in access control. This vulnerability was named CVE-2016-10323. The attack needs to be approached locally. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Synology Photo Station up to 6.3 (Network Attached Storage Software). This affects an unknown part of the file synophoto_dsm_user. The manipulation of the argument --copy-no-ea with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Synology Photo Station before 6.3-2958 allows local users to gain privileges by leveraging setuid execution of a "synophoto_dsm_user --copy-no-ea" command.

The bug was discovered 09/23/2015. The weakness was presented 04/10/2017 (Website). It is possible to read the advisory at seclists.org. This vulnerability is uniquely identified as CVE-2016-10323 since 04/10/2017. Attacking locally is a requirement. A authentication is necessary for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 565 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 6.3-2958 eliminates this vulnerability.

See VDB-99542, VDB-101126 and VDB-101125 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Photo Station 6.3-2958

Timelineinfo

09/23/2015 🔍
04/10/2017 +565 days 🔍
04/10/2017 +0 days 🔍
04/10/2017 +0 days 🔍
04/11/2017 +1 days 🔍
08/28/2020 +1235 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: seclists.org
Status: Not defined

CVE: CVE-2016-10323 (🔍)
GCVE (CVE): GCVE-0-2016-10323
GCVE (VulDB): GCVE-100-99543
OSVDB: - CVE-2016-10323 - Synology Photo Station - Privilege Escalation Issue

See also: 🔍

Entryinfo

Created: 04/11/2017 09:34
Updated: 08/28/2020 14:55
Changes: 04/11/2017 09:34 (61), 08/28/2020 14:55 (2)
Complete: 🔍
Cache ID: 216:22B:103

Be aware that VulDB is the high quality source for vulnerability data.

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