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CVE-2017-14121

Date: September 3, 2017

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.

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2017-14121
http://www.openwall.com/lists/oss-security/2017/08/20/1
https://lists.debian.org/debian-lts-announce/2021/02/msg00026.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-14121
https://bugs.debian.org/874061
https://security-tracker.debian.org/tracker/CVE-2017-14121
https://www.mend.io/vulnerability-database/CVE-2017-14121

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

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

CVSS v2

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

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