openSUSE Open Build Service up to 2.9.2 permission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in openSUSE Open Build Service up to 2.9.2. Affected by this issue is some unknown functionality. This manipulation causes permission. This vulnerability appears as CVE-2018-7688. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in openSUSE Open Build Service up to 2.9.2 and classified as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A missing permission check in the review handling of openSUSE Open Build Service before 2.9.3 allowed all authenticated users to modify sources in projects where they do not have write permissions.

The bug was discovered 06/06/2018. The weakness was presented 06/07/2018 (Website). It is possible to read the advisory at lists.opensuse.org. This vulnerability is known as CVE-2018-7688 since 03/05/2018. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 255094 (Linux Distros Unpatched Vulnerability : CVE-2018-7688), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.9.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (255094). See VDB-119264 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 7.1
CNA Vector (SUSE): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
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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Nessus ID: 255094
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2018-7688

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Open Build Service 2.9.3
Patch: github.com

Timelineinfo

03/05/2018 🔍
06/06/2018 +93 days 🔍
06/07/2018 +0 days 🔍
06/07/2018 +0 days 🔍
06/08/2018 +1 days 🔍
08/27/2025 +2637 days 🔍

Sourcesinfo

Advisory: b15cf19e9e01115f653c76ffdc8f54cd97566553
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-7688 (🔍)
GCVE (CVE): GCVE-0-2018-7688
GCVE (VulDB): GCVE-100-119263
See also: 🔍

Entryinfo

Created: 06/08/2018 10:16
Updated: 08/27/2025 09:30
Changes: 06/08/2018 10:16 (59), 02/17/2020 11:55 (1), 03/22/2023 08:59 (5), 03/22/2023 09:02 (12), 08/27/2025 09:30 (18)
Complete: 🔍
Cache ID: 216::103

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

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