GNU Binutils 2.35 readelf memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in GNU Binutils 2.35. This issue affects some unknown processing of the component readelf. Executing a manipulation can lead to memory corruption. This vulnerability is registered as CVE-2021-20294. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in GNU Binutils 2.35 (Programming Tool Software). It has been declared as critical. This vulnerability affects an unknown part of the component readelf. 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.

The weakness was published 04/29/2021. The advisory is available at bugzilla.redhat.com. This vulnerability was named CVE-2021-20294. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

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

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

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

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
04/29/2021 +132 days 🔍
04/29/2021 +0 days 🔍
05/03/2021 +4 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2021-20294 (🔍)
GCVE (CVE): GCVE-0-2021-20294
GCVE (VulDB): GCVE-100-174310

Entryinfo

Created: 04/29/2021 21:28
Updated: 05/03/2021 13:23
Changes: 04/29/2021 21:28 (37), 05/03/2021 13:23 (2)
Complete: 🔍
Cache ID: 216::103

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