CVE-2014-3676
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a...
CVE-2014-3676 is a high vulnerability (CVSS 7.5) in Redhat Shim, published October 22, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.23%, the 92nd percentile. Fixed in shim 0.8-0ubuntu2.
- Severity
- 7.5 HighCVSS 2.0, NVD
- Exploit chance
- 5.23%EPSS, 92nd percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
0.8-0ubuntu2shim +21 more
Description
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mokutilRed Hat:enterprise_linux:7::client From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shimRed Hat:enterprise_linux:7::client From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-debuginfoRed Hat:enterprise_linux:7::client From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-signedRed Hat:enterprise_linux:7::client From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-unsignedRed Hat:enterprise_linux:7::client From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
mokutilRed Hat:enterprise_linux:7::computenode From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shimRed Hat:enterprise_linux:7::computenode From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-debuginfoRed Hat:enterprise_linux:7::computenode From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-signedRed Hat:enterprise_linux:7::computenode From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-unsignedRed Hat:enterprise_linux:7::computenode From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
Show 12 moreShow less
| Package | Affected | Fixed |
|---|---|---|
mokutilRed Hat:enterprise_linux:7::server From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shimRed Hat:enterprise_linux:7::server From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-debuginfoRed Hat:enterprise_linux:7::server From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-signedRed Hat:enterprise_linux:7::server From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-unsignedRed Hat:enterprise_linux:7::server From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
mokutilRed Hat:enterprise_linux:7::workstation From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shimRed Hat:enterprise_linux:7::workstation From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-debuginfoRed Hat:enterprise_linux:7::workstation From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-signedRed Hat:enterprise_linux:7::workstation From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shim-unsignedRed Hat:enterprise_linux:7::workstation From an advisory covering 3 CVEs | before 0:0.7-8.el7_0 | 0:0.7-8.el7_0 |
shimUbuntu:14.04:LTS | before 0.8-0ubuntu2, plus listed versions 0.4-0ubuntu4 | 0.8-0ubuntu2 |
shimopenSUSE:Tumbleweed From an advisory covering 3 CVEs | before 0.9-1.1 | 0.9-1.1 |
What each source reports
NVD Score used
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
- Record
CVE-2014-3676- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE ListNo score
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
- Record
CVE-2014-3676- Updated
- 2026-11-02
EUVDEUVD-2014-3624No score
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
- Record
EUVD-2014-3624- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pg7r-qqvh-q4vwNo score
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a...
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
- Record
GHSA-pg7r-qqvh-q4vw- Weakness
- CWE-787
- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10091-1No score
shim-0.9-1.1 on GA media
These are all security issues fixed in the shim-0.9-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10091-1- Updated
- 2026-11-02
OSVUBUNTU-CVE-2014-3676No score
Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related to the "tftp:// DHCPv6 boot option."
- Record
UBUNTU-CVE-2014-3676- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
openwall.com/lists/oss-security/2014/10/13/4
securityfocus.com/bid/70409
rhn.redhat.com/errata/RHSA-2014-1801.html
exchange.xforce.ibmcloud.com/vulnerabilities/96988
nvd.nist.gov/vuln/detail/CVE-2014-3676
github.com/advisories/GHSA-pg7r-qqvh-q4vw
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access.redhat.com/errata/RHSA-2014:1801
bugzilla.redhat.com/show_bug.cgi?id=1148230
security.access.redhat.com/data/csaf/v2/advisories/2014/rhsa-2014_1801.json
cve.org/CVERecord?id=CVE-2014-3675
ubuntu.com/security/CVE-2014-3676
suse.com/security/cve/CVE-2014-3675