tinyexr 0.9.5 tinyexr.h tinyexr::DecodePixelData memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.5$0-$5k0.00

A vulnerability classified as critical was found in tinyexr 0.9.5. This vulnerability affects the function tinyexr::DecodePixelData of the file tinyexr.h. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

tinyexr 0.9.5 has a heap-based buffer over-read in tinyexr::DecodePixelData in tinyexr.h, related to OpenEXR code.

The bug was discovered 06/10/2018. The weakness was shared 06/11/2018 (Website). The advisory is available at github.com. This vulnerability was named CVE-2018-12092 since 06/11/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry 119315 is related to this item.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/10/2018 🔍
06/11/2018 +0 days 🔍
06/11/2018 +0 days 🔍
06/11/2018 +0 days 🔍
06/11/2018 +0 days 🔍
03/22/2023 +1745 days 🔍

Sourcesinfo

Advisory: 78
Status: Not defined

CVE: CVE-2018-12092 (🔍)
See also: 🔍

Entryinfo

Created: 06/11/2018 17:57
Updated: 03/22/2023 11:17
Changes: 06/11/2018 17:57 (57), 02/17/2020 16:36 (1), 03/22/2023 11:17 (3)
Complete: 🔍

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