Apple macOS up to 10.13.4 CUPS improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Apple macOS up to 10.13.4. Affected is an unknown function of the component CUPS. Performing a manipulation results in improper authorization. This vulnerability is identified as CVE-2018-4180. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Apple macOS up to 10.13.4 (Operating System). This affects some unknown processing of the component CUPS. The manipulation with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In macOS High Sierra before 10.13.5, an issue existed in CUPS. This issue was addressed with improved access restrictions.

The bug was discovered 05/09/2018. The weakness was released 06/01/2018 as HT208849 (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2018-4180 since 01/02/2018. It is possible to initiate the attack remotely. No form of 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 T1548.002 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 111014 (Debian DSA-4243-1 : cups - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197201 (Ubuntu Security Notification for Cups Vulnerabilities (USN-3713-1)).

Upgrading to version 10.13.5 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (111014). Entries connected to this vulnerability are available at VDB-112951, VDB-115040, VDB-118673 and VDB-118642. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.4
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 111014
Nessus Name: Debian DSA-4243-1 : cups - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: macOS 10.13.5

Timelineinfo

01/02/2018 🔍
05/09/2018 +127 days 🔍
06/01/2018 +23 days 🔍
07/11/2018 +40 days 🔍
07/12/2018 +1 days 🔍
01/11/2019 +183 days 🔍
01/12/2019 +1 days 🔍
04/28/2020 +472 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208849
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4180 (🔍)
GCVE (CVE): GCVE-0-2018-4180
GCVE (VulDB): GCVE-100-129051

OVAL: 🔍
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 01/12/2019 12:04
Updated: 04/28/2020 21:15
Changes: 01/12/2019 12:04 (78), 04/28/2020 21:15 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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