Apple macOS up to 10.12.3 tiffutil integer overflow

CVSS Meta Temp Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apple macOS up to 10.12.3. This affects an unknown function of the component tiffutil. Executing a manipulation can lead to integer overflow. This vulnerability is tracked as CVE-2016-9538. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Apple macOS up to 10.12.3 (Operating System). This vulnerability affects an unknown functionality of the component tiffutil. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect availability. CVE summarizes:

tools/tiffcrop.c in libtiff 4.0.6 reads an undefined buffer in readContigStripsIntoBuffer() because of a uint16 integer overflow. Reported as MSVR 35100.

The bug was discovered 11/22/2016. The weakness was disclosed 03/27/2017 as HT207615 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2016-9538 since 11/21/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:

An out-of-bound read existed in LibTIFF versions before 4.0.7. This was addressed by updating LibTIFF in AKCmds to version 4.0.7.

The vulnerability scanner Nessus provides a plugin with the ID 96704 (Debian DLA-795-1 : tiff 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 175938 (Debian Security Update for tiff (DSA 3762-1)).

Upgrading to version 10.12.4 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 (96704) and SecurityFocus (BID 94484†). The entries VDB-92308, VDB-93746, VDB-93747 and VDB-93748 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.9

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / 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: 96704
Nessus Name: Debian DLA-795-1 : tiff security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703762
OpenVAS Name: Debian Security Advisory DSA 3762-1 (tiff - security update)
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: macOS 10.12.4
Patch: github.com

Timelineinfo

11/21/2016 🔍
11/22/2016 +1 days 🔍
11/22/2016 +0 days 🔍
11/22/2016 +0 days 🔍
01/24/2017 +63 days 🔍
03/27/2017 +62 days 🔍
03/27/2017 +0 days 🔍
03/28/2017 +1 days 🔍
10/07/2024 +2749 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207615
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-9538 (🔍)
GCVE (CVE): GCVE-0-2016-9538
GCVE (VulDB): GCVE-100-98722

OVAL: 🔍

SecurityFocus: 94484 - RETIRED: LibTIFF Multiple Security Vulnerabilites
OSVDB: - CVE-2016-9538 - libtiff - Out-of-Bounds Write Issue

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

Entryinfo

Created: 03/28/2017 11:27
Updated: 10/07/2024 01:26
Changes: 03/28/2017 11:27 (78), 08/21/2020 16:32 (6), 11/20/2022 14:58 (4), 10/07/2024 01:26 (16)
Complete: 🔍
Cache ID: 216:CD3:103

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