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CVE-2012-2945

26
FAUCET Score

CVE-2012-2945 describes a symlink vulnerability in Apache Hadoop version 1.0.3, allowing for potential unauthorized file manipulation. With a CVSS score of 7.5 (HIGH), this vulnerability is network-exploitable with low attack complexity, posing a significant integrity impact without requiring user interaction or privileges. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.3CPE matchmatch criteria
cpe:2.3:a:apache:hadoop:1.0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.67%
Probability of exploitation in next 30 days
EPSS Percentile
84.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0267 is in the 72nd percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.hadoop:hadoop-mainFixed in: 1.0.4

Vendor Advisories (2)

mavenGHSA-v5c9-98f7-2h54high

Hadoop symlink vulnerability

Apr 23, 2022
redhatCVE-2012-2945Moderate

hadoop: symlink vulnerability in conf/hadoop-env.sh

Oct 29, 2019

References

seclists.org / fulldisclosure/2012/Jul/3
ExploitMailing ListThird Party Advisory
security-tracker.debian.org / tracker/CVE-2012-2945
Third Party Advisory