Apple iOS up to 12.3.2 WebKit memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple iOS up to 12.3.2. Impacted is an unknown function of the component WebKit. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2019-8687. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple iOS up to 12.3.2 (Smartphone Operating System). This affects some unknown functionality of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 07/22/2019 with Apple as HT210346 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2019-8687 since 02/18/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/07/2023). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

Upgrading to version 12.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See VDB-138601, VDB-138623, VDB-138656 and VDB-138659 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

Name

Version

License

Website

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 12.4

Timelineinfo

02/18/2019 🔍
07/22/2019 +154 days 🔍
07/22/2019 +0 days 🔍
07/24/2019 +2 days 🔍
11/07/2023 +1567 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210346
Organization: Apple
Status: Confirmed

CVE: CVE-2019-8687 (🔍)
GCVE (CVE): GCVE-0-2019-8687
GCVE (VulDB): GCVE-100-138693
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 07/24/2019 16:07
Updated: 11/07/2023 10:57
Changes: 07/24/2019 16:07 (63), 07/11/2020 12:59 (1), 11/07/2023 10:57 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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