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CVE-2012-3410

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Date: August 27, 2012

Stack-based buffer overflow in lib/sh/eaccess.c in GNU Bash before 4.2 patch 33 might allow local users to bypass intended restricted shell access via a long filename in /dev/fd, which is not properly handled when expanding the /dev/fd prefix.

Language: C

Severity Score

Related Resources (14)

https://security-tracker.debian.org/tracker/CVE-2012-3410
http://secunia.com/advisories/51086
https://nvd.nist.gov/vuln/detail/CVE-2012-3410
http://www.openwall.com/lists/oss-security/2012/07/11/22
http://www.openwall.com/lists/oss-security/2012/07/11/11
http://security.gentoo.org/glsa/glsa-201210-05.xml
http://www.mandriva.com/security/advisories?name=MDVSA-2012:128
https://exchange.xforce.ibmcloud.com/vulnerabilities/77551
http://www.openwall.com/lists/oss-security/2012/07/12/4
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=681278
https://hermes.opensuse.org/messages/15227834
http://www.securityfocus.com/bid/54937
ftp://ftp.gnu.org/pub/gnu/bash/bash-4.2-patches/bash42-033
https://www.mend.io/vulnerability-database/CVE-2012-3410

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

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CVSS v3.1

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

CVSS v2

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

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