CVE-2017-14121

MEDIUM
5.5
CVSS Score
Published: September 3, 2017 at 08:00 PM UTC
Updated: June 17, 2026 at 01:05 AM UTC
2 products affected across 2 vendorsDebian LinuxUnRAR

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Severity
MEDIUM5.5
Exploit prediction
EPSS 1%

Description

The DecodeNumber function in unrarlib.c in unrar 0.0.1 (aka unrar-free or unrar-gpl) suffers from a NULL pointer dereference flaw triggered by a crafted RAR archive. NOTE: this may be the same as one of the several test cases in the CVE-2017-11189 references.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

x_refsource_MISCMailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2017/08/20/1
x_refsource_MISCIssue TrackingThird Party Advisory
https://bugs.debian.org/874061
Mailing Listx_refsource_MLISTThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00026.html

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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