Buffer overflow in GNU Bash
CVE-2012-3410
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.6 (Medium). Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (33.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- GNU Bash — versions 4.2
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2012/07/11/22 (mailing-list)
- www.mandriva.com/security/advisories (vendor-advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/77551 (vdb-entry)
- hermes.opensuse.org/messages/15227834 (vendor-advisory)
- secunia.com/advisories/51086 (third-party-advisory)
- www.openwall.com/lists/oss-security/2012/07/11/11 (mailing-list)
- www.securityfocus.com/bid/54937 (vdb-entry)
- security.gentoo.org/glsa/glsa-201210-05.xml (vendor-advisory)
- bugs.debian.org/cgi-bin/bugreport.cgi (Patch)
- www.openwall.com/lists/oss-security/2012/07/12/4 (mailing-list)