PT-2020-17001 · Readytalk · Readytalk Avian

Polivar3 · Published 2020-11-09 · Updated 2024-08-04 · CVE-2020-28371

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions ReadyTalk Avian versions 1.2.0 through 1.2.0 before 2020-10-27

Description An issue was discovered in the FileOutputStream.write() method in FileOutputStream.java, where an integer overflow leads to bypassing the boundary check and achieving out-of-bounds access. This issue affects products that are no longer supported by the maintainer.

Recommendations For ReadyTalk Avian version 1.2.0, consider disabling the FileOutputStream.write() method until a patch is available, as the product is no longer supported by the maintainer. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Overflow

Memory Corruption

Weakness Enumeration

CWE-190

CWE-787

Related Identifiers

CVE-2020-28371

Affected Products

Readytalk Avian

References · 7

• https://github.com/ReadyTalk/avian/pull/572 · Patch
• https://github.com/ReadyTalk/avian/commit/0871979b298add320ca63f65060acb7532c8a0dd · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2020-28371 · Security Note
• https://osv.dev/vulnerability/CVE-2020-28371 · Vendor Advisory
• https://t.me/cibsecurity/16056 · Telegram Post
• https://t.me/cvenotify/6139 · Telegram Post
• https://t.me/cvenotify/89034 · Telegram Post