CVE-2012-2945
Hadoop symlink vulnerability
CVE-2012-2945 is a high vulnerability (CVSS 7.5) in Apache Hadoop, published October 28, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.67%, the 85th percentile. Fixed in org.apache.hadoop:hadoop-main 1.0.4.
Hadoop 1.0.3 contains a symlink vulnerability.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Hadoop 1.0.3 contains a symlink vulnerability.
- Record
CVE-2012-2945- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-59
- Updated
- 2026-11-02
CVE List No score
Hadoop 1.0.3 contains a symlink vulnerability.
- Record
CVE-2012-2945- Updated
- 2026-11-02
EUVDEUVD-2022-1832 No score
Hadoop 1.0.3 contains a symlink vulnerability.
- Record
EUVD-2022-1832- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v5c9-98f7-2h54
Hadoop symlink vulnerability
Hadoop 1.0.3 contains a symlink vulnerability as a result of storing pid files in the shared /tmp directory by default.
- Record
GHSA-v5c9-98f7-2h54- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-59, CWE-377
- Updated
- 2026-11-02
OSVGHSA-v5c9-98f7-2h54
Hadoop symlink vulnerability
Hadoop 1.0.3 contains a symlink vulnerability as a result of storing pid files in the shared /tmp directory by default.
- Record
GHSA-v5c9-98f7-2h54- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-377, CWE-59
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.hadoop:hadoop-mainMaven |
through 1.0.3 | 1.0.4 |
org.apache.hadoop:hadoop-mainMaven |
before 1.0.4, plus listed versions 0.23.10.23.100.23.110.23.30.23.4 Show 5 moreShow less0.23.50.23.60.23.70.23.80.23.9 |
1.0.4 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |