MEDIUM
CVE-2011-3870
CWE-59Published: October 27, 2011· Updated: Jun 16, 2026
6.3
CVSS v3.1
Official Description
Puppet 2.7.x before 2.7.5, 2.6.x before 2.6.11, and 0.25.x allows local users to modify the permissions of arbitrary files via a symlink attack on the SSH authorized_keys file.
Technical Analysis
CVE-2011-3870 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityC
AvailabilityC
AV:L/AC:M/Au:N/C:N/I:C/A:C
Affected Vendors & Products
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (18)
→
http://secunia.com/advisories/46458Vendor Advisory
→
http://secunia.com/advisories/46458Vendor Advisory
Quick Facts
CVE IDCVE-2011-3870
CVSS Score6.3 / 10
SeverityMEDIUM
WeaknessCWE-59
CISA KEVNo
Affected2 vendor(s)
PublishedOct 27, 2011
Related CVEs (CWE-59)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2011-3870 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.