Home/CVE/Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related
CVE

CVE-2014-3676

Heap-based buffer overflow in Shim allows remote attackers to execute arbitrary code via a crafted IPv6 address, related

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.".

HIGH · CVSS 7.5 EPSS 0.05165
Schedule remediation
  • EPSS percentile: top 10% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules6 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

1
redhat shim>= 0.3 and < 0.8
◈

Sigma Hunt Rules

6
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Shim Database Patching Activity
producthighPotential Persistence Via Shim Database In Uncommon Location
productmediumNew Custom Shim Database Created
productmediumPotential Shim Database Persistence via Sdbinst.EXE
productmediumUncommon Extension Shim Database Installation Via Sdbinst.EXE
productmediumPotential Persistence Via Shim Database Modification
▣

Scoring & Timeline

7.5
HIGH · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Published to NVD22 Oct 2014 · 02:55 PM
⚑

Vendor Advisories

2
suse-csafopenSUSE-SU-2024:10091-1
rhsaRHSA-2014:1801Low
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://rhn.redhat.com/errata/RHSA-2014-1801.htmlBroken Link
http://www.openwall.com/lists/oss-security/2014/10/13/4ExploitMailing List
http://www.securityfocus.com/bid/70409Third Party AdvisoryVDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/96988Third Party AdvisoryVDB Entry
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