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CVE-2021-35331

Date: July 5, 2021

In Tcl 8.6.11, a format string vulnerability in nmakehlp.c might allow code execution via a crafted file. NOTE: multiple third parties dispute the significance of this finding

Language: C

Severity Score

7.8

Related Resources (8)

Url: https://core.tcl-lang.org/tcl/info/bad6cc213dfe8280

Url: https://sqlite.org/forum/info/7dcd751996c93ec9

Url: https://security-tracker.debian.org/tracker/CVE-2021-35331

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-35331

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-35331

Url: https://github.com/tcltk/tcl/commit/4705dbdde2f32ff90420765cd93e7ac71d81a222

Url: https://core.tcl-lang.org/tcl/info/28ef6c0c741408a2

Url: https://www.mend.io/vulnerability-database/CVE-2021-35331

Severity Score

7.8

Weakness Type (CWE)

Use of Externally-Controlled Format String

CWE-134

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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