Rizin up to 0.3.1 AMD64 ELF Binary parse_die out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Rizin up to 0.3.1 and classified as critical. Affected by this issue is the function parse_die of the component AMD64 ELF Binary Handler. Performing a manipulation results in out-of-bounds write. This vulnerability is cataloged as CVE-2021-43814. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Rizin up to 0.3.1. It has been classified as critical. This affects the function parse_die of the component AMD64 ELF Binary Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 12/14/2021 as GHSA-hqqp-vjcm-mw8r. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2021-43814 since 11/16/2021. 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.

Applying the patch aa6917772d2f32e5a7daab25a46c72df0b5ea406 is able to eliminate this problem. The bugfix is ready for download at github.com.

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

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.7
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: aa6917772d2f32e5a7daab25a46c72df0b5ea406

Timelineinfo

11/16/2021 🔍
12/14/2021 +28 days 🔍
12/14/2021 +0 days 🔍
12/16/2021 +2 days 🔍

Sourcesinfo

Advisory: GHSA-hqqp-vjcm-mw8r
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-43814 (🔍)
GCVE (CVE): GCVE-0-2021-43814
GCVE (VulDB): GCVE-100-188079

Entryinfo

Created: 12/14/2021 08:08
Updated: 12/16/2021 11:53
Changes: 12/14/2021 08:08 (51), 12/16/2021 11:53 (2)
Complete: 🔍
Cache ID: 216::103

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