Apple tvOS up to 10.2.2 zlib numeric error

CVSS Meta Temp Score
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple tvOS up to 10.2.2. It has been classified as very critical. This issue affects some unknown processing of the component zlib. Performing a manipulation results in numeric error. This vulnerability is cataloged as CVE-2016-9842. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple tvOS up to 10.2.2 (Digital Media Player). It has been classified as very critical. This affects an unknown code block of the component zlib. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The inflateMark function in inflate.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving left shifts of negative integers.

The bug was discovered 12/05/2016. The weakness was shared 09/25/2017 as HT208113 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2016-9842 since 12/05/2016. 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. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/28/2024). The advisory points out:

Multiple issues were addressed by updating to version 1.2.11.

The vulnerability was handled as a non-public zero-day exploit for at least 169 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 100378 (SUSE SLES11 Security Update : java-1_7_1-ibm (SUSE-SU-2017:1387-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371397 (IBM Cognos Business Intelligence Multiple Security Vulnerabilities(swg22014202)).

Upgrading to version 11.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (100378) and SecurityFocus (BID 102803†). The entries VDB-21337, VDB-63776, VDB-90671 and VDB-96545 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
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: Numeric error
CWE: CWE-189
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: 100378
Nessus Name: SUSE SLES11 Security Update : java-1_7_1-ibm (SUSE-SU-2017:1387-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-HT208144
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 11.0
Patch: github.com

Timelineinfo

12/05/2016 🔍
12/05/2016 +0 days 🔍
05/23/2017 +169 days 🔍
05/24/2017 +1 days 🔍
09/25/2017 +124 days 🔍
09/25/2017 +0 days 🔍
10/23/2017 +28 days 🔍
01/17/2018 +85 days 🔍
08/28/2024 +2415 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208113
Researcher: Jeriko One
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-9842 (🔍)
GCVE (CVE): GCVE-0-2016-9842
GCVE (VulDB): GCVE-100-108519

OVAL: 🔍

SecurityFocus: 102803
SecurityTracker: 1039427

See also: 🔍

Entryinfo

Created: 10/23/2017 11:55
Updated: 08/28/2024 18:15
Changes: 10/23/2017 11:55 (67), 11/29/2019 21:39 (14), 01/20/2021 13:07 (2), 01/20/2021 13:11 (3), 01/04/2023 12:52 (3), 08/28/2024 18:15 (15)
Complete: 🔍
Cache ID: 216::103

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