Directory Traversal Vulnerability in BusyBox Tar by BusyBox
CVE-2011-5325

7.5HIGH

Key Information:

Vendor

Busybox

Status
Busybox
Vendor
CVE Published:
7 August 2017

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2011-5325?

A directory traversal vulnerability exists in the BusyBox implementation of tar prior to version 1.22.0 v5. This flaw enables remote attackers to exploit symlinks to reference files located outside the current working directory. By leveraging this vulnerability, an attacker could potentially read or alter configuration files or sensitive data, increasing the risk of unauthorized access to information stored on affected systems.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2011-5325
Created by itwizardo

References

http://www.openwall.com/lists/oss-security/2015/10/21/7
mailing-listx_refsource_MLIST
https://bugzilla.redhat.com/show_bug.cgi?id=1274215
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https://lists.debian.org/debian-lts-announce/2018/07/msg0...
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EPSS Score

7% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.