Apple macOS up to 12.3 LibreSSL denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Apple macOS up to 12.3. Affected by this issue is some unknown functionality of the component LibreSSL. Such manipulation leads to denial of service. This vulnerability is listed as CVE-2022-0778. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple macOS up to 12.3 (Operating System). It has been rated as problematic. Affected by this issue is an unknown part of the component LibreSSL. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was presented 05/16/2022 as HT213257 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2022-0778. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499. The advisory points out:

Processing a maliciously crafted certificate may lead to a denial of service

The vulnerability scanner Nessus provides a plugin with the ID 209854 (Fortinet FortiWeb in OpenSSL library (FG-IR-22-059)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 12.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A denial of service issue was addressed with improved input validation.

The vulnerability is also documented in the vulnerability database at Tenable (209854). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

ADP CISA Base Score: 7.5
ADP CISA 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: Denial of service
CWE: CWE-404
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: 209854
Nessus Name: Fortinet FortiWeb in OpenSSL library (FG-IR-22-059)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: macOS 12.4
Patch: 3118eb64934499d93db3230748a452351d1d9a65

Timelineinfo

02/28/2022 🔍
05/16/2022 +76 days 🔍
05/16/2022 +0 days 🔍
05/18/2022 +2 days 🔍
05/26/2026 +1469 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213257
Status: Confirmed

CVE: CVE-2022-0778 (🔍)
GCVE (CVE): GCVE-0-2022-0778
GCVE (VulDB): GCVE-100-200168
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 05/18/2022 07:28
Updated: 05/26/2026 15:47
Changes: 05/18/2022 07:28 (18), 05/18/2022 07:32 (28), 05/25/2022 07:51 (4), 05/25/2022 07:58 (18), 06/22/2024 15:23 (16), 10/29/2024 01:15 (2), 05/01/2025 03:35 (3), 05/26/2026 15:47 (11)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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