PT-2021-20895 · Tsmuxer · Tsmuxer

Jcdr428 · Published 2021-12-03 · Updated 2021-12-07 · CVE-2021-35344

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: tsMuxer version 2.6.16

Description: The issue is a heap-based buffer overflow that occurs via the BitStreamReader::getCurVal function in bitStream.h. This is a general information about the problem, but specific details such as the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited are not provided.

Recommendations: For tsMuxer version 2.6.16, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-35344

Affected Products

Tsmuxer

References · 7

• 🔥 https://github.com/justdan96/tsMuxer/issues/432 · Exploit
• https://github.com/justdan96/tsMuxer/pull/439/commits/3a889a37b5b74a45025aca13ebda394b8f706ef3 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-35344 · Security Note
• https://osv.dev/vulnerability/CVE-2021-35344 · Vendor Advisory
• https://t.me/cvenotify/24229 · Telegram Post
• https://t.me/cibsecurity/33341 · Telegram Post
• https://t.me/cvenotify/24307 · Telegram Post