Home/CVE/The archive_read_format_cpio_read_header function in archive_read_support_format_cpio.c in libarchive before 3.2.1 allow
CVE

CVE-2016-4809

The archive_read_format_cpio_read_header function in archive_read_support_format_cpio.c in libarchive before 3.2.1 allow

The archive_read_format_cpio_read_header function in archive_read_support_format_cpio.c in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) via a CPIO archive with a large symlink.

HIGH · CVSS 7.5 EPSS 0.0313
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

9
redhat enterprise linux desktopall versions
redhat enterprise linux hpc nodeall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions
redhat enterprise linux hpc node eusall versions
redhat enterprise linux server ausall versions
redhat enterprise linux server eusall versions
oracle linuxall versions
◈

Sigma Hunt Rules

8
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.
productcriticalLinux Reverse Shell Indicator
producthighCommunication To LocaltoNet Tunneling Service Initiated - Linux
producthighPotentially Suspicious Malware Callback Communication - Linux
producthighLinux Crypto Mining Pool Connections
producthighCommunication To Ngrok Tunneling Service - Linux
producthighLinux Crypto Mining Indicators
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Sep 2016 · 02:25 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

6
suse-csafopenSUSE-SU-2024:10127-1
rhsaRHSA-2016:1850Important
rhsaRHSA-2016:1844Important
suse-csafSUSE-SU-2016:1939-1
suse-csafSUSE-SU-2016:1909-1
🔗

References & Sources

9
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-2016-1844.htmlThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1850.htmlThird Party Advisory
http://www.debian.org/security/2016/dsa-3657
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlThird Party Advisory
http://www.securityfocus.com/bid/91813Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1347084Issue Tracking
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