ReadyTalk Avian up to 1.2.0 FileOutputStream.java FileOutputStream.write integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in ReadyTalk Avian up to 1.2.0. This vulnerability affects the function FileOutputStream.write of the file FileOutputStream.java. Such manipulation leads to integer overflow. This vulnerability is uniquely identified as CVE-2020-28371. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in ReadyTalk Avian up to 1.2.0 and classified as critical. Affected by this issue is the function FileOutputStream.write of the file FileOutputStream.java. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 11/10/2020 as 0871979b298add320ca63f65060acb7532c8a0dd. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-28371. There are known technical details, but no exploit is available.

Upgrading to version 1.2.0 2020-10-27 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

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Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Avian 1.2.0 2020-10-27
Patch: github.com

Timelineinfo

10/27/2020 🔍
11/09/2020 +13 days 🔍
11/10/2020 +1 days 🔍
11/10/2020 +0 days 🔍
08/04/2024 +1363 days 🔍

Sourcesinfo

Product: github.com

Advisory: 0871979b298add320ca63f65060acb7532c8a0dd
Status: Confirmed

CVE: CVE-2020-28371 (🔍)
GCVE (CVE): GCVE-0-2020-28371
GCVE (VulDB): GCVE-100-164552

Entryinfo

Created: 11/10/2020 08:24
Updated: 08/04/2024 19:24
Changes: 11/10/2020 08:24 (42), 12/04/2020 10:57 (2), 12/04/2020 11:02 (18), 08/04/2024 19:24 (17)
Complete: 🔍
Cache ID: 216::103

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