LibRaw Image File dng.cpp LibRaw::adobe_copy_pixel out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability was found in LibRaw (Image Processing Software) (version unknown) and classified as problematic. This issue affects the function LibRaw::adobe_copy_pixel of the file libraw\src\decoders\dng.cpp of the component Image File Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality. The summary by CVE is:

In LibRaw, an out-of-bounds read vulnerability exists within the "LibRaw::adobe_copy_pixel()" function (libraw\src\decoders\dng.cpp) when reading data from the image file.

The weakness was published 09/02/2022 as 273. The advisory is shared at github.com. The identification of this vulnerability is CVE-2020-35533 since 12/17/2020. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

Applying the patch a6937d4046a7c4742b683a04c8564605fd9be4fb is able to eliminate this problem. The bugfix is ready for download at github.com.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: a6937d4046a7c4742b683a04c8564605fd9be4fb

Timelineinfo

12/17/2020 🔍
09/02/2022 +623 days 🔍
09/02/2022 +0 days 🔍
10/11/2022 +39 days 🔍

Sourcesinfo

Advisory: 273
Status: Confirmed

CVE: CVE-2020-35533 (🔍)

Entryinfo

Created: 09/02/2022 08:45
Updated: 10/11/2022 09:24
Changes: 09/02/2022 08:45 (43), 10/11/2022 09:24 (11)
Complete: 🔍

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