CVE-2012-1987
Puppet Denial of Service and Arbitrary File Write
CVE-2012-1987 is a low vulnerability (CVSS 3.5) in Puppet, published April 13, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.52%, the 84th percentile. Fixed in puppet 2.6.15.
Unspecified vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
Exploit likelihood
What each source reports
NVD Score used
3.5
Unspecified vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
- Record
CVE-2012-1987- CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
Unspecified vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
- Record
CVE-2012-1987- Updated
- 2026-11-02
EUVDEUVD-2022-5284 No score
Unspecified vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
- Record
EUVD-2022-5284- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v58w-6xc2-w799 No score
Puppet Denial of Service and Arbitrary File Write
A vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
- Record
GHSA-v58w-6xc2-w799- Weakness
- CWE-400
- Updated
- 2026-11-02
OSV No score
Unspecified vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
- Record
CVE-2012-1987- Updated
- 2026-11-02
OSVDEBIAN-CVE-2012-1987 No score
Unspecified vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
- Record
DEBIAN-CVE-2012-1987- Updated
- 2026-11-02
OSVGHSA-v58w-6xc2-w799 No score
Puppet Denial of Service and Arbitrary File Write
A vulnerability in Puppet 2.6.x before 2.6.15 and 2.7.x before 2.7.13, and Puppet Enterprise (PE) Users 1.0, 1.1, 1.2.x, 2.0.x, and 2.5.x before 2.5.1 allows remote authenticated users with agent SSL keys to (1) cause a denial of service (memory consumption) via a REST request to a stream that triggers a thread block, as demonstrated using CVE-2012-1986 and /dev/random; or (2) cause a denial of service (filesystem consumption) via crafted REST requests that use "a marshaled form of a Puppet::FileBucket::File object" to write to arbitrary file locations.
- Record
GHSA-v58w-6xc2-w799- Weakness
- CWE-400
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
puppetRubyGems |
2.6.0 up to 2.6.15 | 2.6.15 |
puppetRubyGems |
2.7.0 up to 2.7.13 | 2.7.13 |
puppetDebian:11 |
before 2.7.13-1 | 2.7.13-1 |
puppetDebian:6.0 |
before 2.6.2-5+squeeze5, plus listed versions 2.6.2-42.6.2-52.6.2-5+squeeze12.6.2-5+squeeze32.6.2-5+squeeze4 |
2.6.2-5+squeeze5 |
puppetRubyGems |
2.6.0 up to 2.6.15, plus listed versions 2.6.12.6.102.6.112.6.122.6.13 Show 9 moreShow less2.6.142.6.22.6.32.6.42.6.52.6.62.6.72.6.82.6.9 |
2.6.15 |
puppetRubyGems |
2.7.0 up to 2.7.13, plus listed versions 2.7.12.7.112.7.122.7.32.7.4 Show 4 moreShow less2.7.52.7.62.7.82.7.9 |
2.7.13 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
exchange.xforce.ibmcloud.com/vulnerabilities/74794
puppetlabs.com/security/cve/cve-2012-1987
projects.puppetlabs.com/issues/13552
ubuntu.com/usn/usn-1419-1
lists.fedoraproject.org/pipermail/package-announce/2012-April/079227.html
hermes.opensuse.org/messages/14523305
Show 25 moreShow less
secunia.com/advisories/48743
puppetlabs.com/security/cve/cve-2012-1987/hotfixes
projects.puppetlabs.com/projects/1/wiki/Release_Notes
lists.fedoraproject.org/pipermail/package-announce/2012-April/079289.html
lists.fedoraproject.org/pipermail/package-announce/2012-May/080003.html
secunia.com/advisories/49136
osvdb.org/81308
securityfocus.com/bid/52975
secunia.com/advisories/48748
debian.org/security/2012/dsa-2451
projects.puppetlabs.com/issues/13553
hermes.opensuse.org/messages/15087408
secunia.com/advisories/48789
nvd.nist.gov/vuln/detail/CVE-2012-1987
github.com/puppetlabs/puppet/commit/0d6d29933e613fe177e9235415919a5428db67bc
github.com/puppetlabs/puppet/commit/568ded50ec6cc498ad32ff7f086d9f73b5d24c14
web.archive.org/web/20120415105345/http://www.securityfocus.com/bid/52975
web.archive.org/web/20120513213318/http://projects.puppetlabs.com/issues/13553
web.archive.org/web/20120513224202/http://projects.puppetlabs.com/issues/13552
web.archive.org/web/20121005145241/http://projects.puppetlabs.com/projects/1/wiki/Release_Notes
web.archive.org/web/20160808163232/https://puppet.com/security/cve/cve-2012-1987
github.com/advisories/GHSA-v58w-6xc2-w799
github.com/rubysec/ruby-advisory-db/blob/master/gems/puppet/CVE-2012-1987.yml
security-tracker.debian.org/tracker/CVE-2012-1987
github.com/puppetlabs/puppet