PHP up to 5.6.24/7.0.9 TIFF Image ext/exif/exif.c exif_process_IFD_in_TIFF Memory information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in PHP up to 5.6.24/7.0.9. It has been rated as problematic. Affected is the function exif_process_IFD_in_TIFF of the file ext/exif/exif.c of the component TIFF Image Handler. Performing a manipulation results in information disclosure (Memory). This vulnerability is reported as CVE-2016-7128. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in PHP up to 5.6.24/7.0.9 (Programming Language Software). This affects the function exif_process_IFD_in_TIFF of the file ext/exif/exif.c of the component TIFF Image Handler. The manipulation with an unknown input leads to a information disclosure vulnerability (Memory). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

The exif_process_IFD_in_TIFF function in ext/exif/exif.c in PHP before 5.6.25 and 7.x before 7.0.10 mishandles the case of a thumbnail offset that exceeds the file size, which allows remote attackers to obtain sensitive information from process memory via a crafted TIFF image.

The weakness was disclosed 09/12/2016 (Website). The advisory is shared at openwall.com. This vulnerability is uniquely identified as CVE-2016-7128 since 09/02/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 900012 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169168 (SUSE Enterprise Linux Security Update for php53 (SUSE-SU-2016:2328-1)).

Upgrading to version 5.6.25 or 7.0.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (900012) and SecurityFocus (BID 92564†). The entries VDB-3695, VDB-5786, VDB-5794 and VDB-9021 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Memory
Class: Information disclosure / Memory
CWE: CWE-200 / CWE-284 / CWE-266
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: 900012
Nessus File: 🔍

OpenVAS ID: 54857
OpenVAS Name: Ubuntu Update for php7.0 USN-3095-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: PHP 5.6.25/7.0.10
Patch: github.com

Timelineinfo

08/18/2016 🔍
09/02/2016 +15 days 🔍
09/11/2016 +9 days 🔍
09/12/2016 +1 days 🔍
09/12/2016 +0 days 🔍
09/15/2022 +2194 days 🔍

Sourcesinfo

Product: php.org

Advisory: RHSA-2016:2750
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-7128 (🔍)
GCVE (CVE): GCVE-0-2016-7128
GCVE (VulDB): GCVE-100-91497

OVAL: 🔍

SecurityFocus: 92564 - PHP 'ext/exif/exif.c' Information Disclosure Vulnerability
SecurityTracker: 1036680

See also: 🔍

Entryinfo

Created: 09/12/2016 17:53
Updated: 09/15/2022 19:05
Changes: 09/12/2016 17:53 (63), 04/15/2019 16:32 (12), 09/15/2022 19:05 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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