OpenEXR 2.2.0 half.h operator numeric error

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenEXR 2.2.0. It has been rated as critical. Impacted is the function operator of the file half.h. Performing a manipulation results in numeric error. This vulnerability is known as CVE-2017-9115. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in OpenEXR 2.2.0. It has been classified as critical. This affects the function operator of the file half.h. 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:

In OpenEXR 2.2.0, an invalid write of size 2 in the = operator function in half.h could cause the application to crash or execute arbitrary code.

The bug was discovered 05/12/2017. The weakness was published 05/21/2017 (Website). It is possible to read the advisory at openwall.com. This vulnerability is uniquely identified as CVE-2017-9115 since 05/21/2017. 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. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 100442 (FreeBSD : OpenEXR -- multiple remote code execution and denial of service vulnerabilities (803879e9-4195-11e7-9b08-080027ef73ec)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277172 (Fedora Security Update for mingw-OpenEXR (FEDORA-2018-f5d2f4ec0d)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 days after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (100442). Similar entries are available at VDB-101530, VDB-101531, VDB-101532 and VDB-101533. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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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: 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: 100442
Nessus Name: FreeBSD : OpenEXR -- multiple remote code execution and denial of service vulnerabilities (803879e9-4195-11e7-9b08-080027ef73ec)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802426
OpenVAS Name: Fedora Update for mingw-OpenEXR FEDORA-2018-b152c791cc
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: github.com
Patch: github.com

Timelineinfo

05/12/2017 🔍
05/21/2017 +9 days 🔍
05/21/2017 +0 days 🔍
05/21/2017 +0 days 🔍
05/22/2017 +1 days 🔍
05/25/2017 +3 days 🔍
05/26/2017 +1 days 🔍
12/06/2022 +2020 days 🔍

Sourcesinfo

Product: github.com

Advisory: 232
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9115 (🔍)
GCVE (CVE): GCVE-0-2017-9115
GCVE (VulDB): GCVE-100-101535
OSVDB: - CVE-2017-9115 - Openexr - Openexr - Medium

See also: 🔍

Entryinfo

Created: 05/22/2017 08:46
Updated: 12/06/2022 19:55
Changes: 05/22/2017 08:46 (72), 09/30/2020 20:12 (5), 12/06/2022 19:48 (6), 12/06/2022 19:55 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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