CVE-2014-2525
The MITRE CVE dictionary describes this issue as:
Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.
Find out more about CVE-2014-2525 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 6.8 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 4.0 (libyaml) | RHSA-2014:0354 | 2014-04-02 |
| Red Hat Enterprise Linux OpenStack Platform 3.0 (libyaml) | RHSA-2014:0353 | 2014-04-02 |
| Red Hat Common for Red Hat Enterprise Linux 6 (libyaml) | RHSA-2014:0415 | 2014-04-17 |
| Red Hat Enterprise Linux OpenStack Platform 3.0 (ruby193-libyaml) | RHSA-2014:0364 | 2014-04-03 |
| Red Hat Software Collections 1 for Red Hat Enterprise Linux 6 (ruby193-libyaml) | RHSA-2014:0355 | 2014-04-02 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Subscription Asset Manager 1 | libyaml | Affected |
| Red Hat Software Collections 1 for Red Hat Enterprise Linux | libyaml | Affected |
| Red Hat Satellite 6 | libyaml | Affected |
| Red Hat Satellite 5.6 | libyaml | Affected |
| Red Hat Satellite 5.5 | libyaml | Will not fix |
| Red Hat Satellite 5.4 | libyaml | Will not fix |
| Red Hat Satellite 5.3 | libyaml | Will not fix |
| Red Hat OpenShift Enterprise 1 | ruby193-libyaml | Will not fix |
| Red Hat Enterprise MRG 2 | libyaml | Will not fix |
| Red Hat Enterprise MRG 1 | libyaml | Will not fix |
| Red Hat Enterprise Linux 7 | libyaml | Not affected |
| Red Hat Enterprise Linux 6 | libyaml | Affected |
Acknowledgements
Red Hat would like to thank oCERT for reporting this issue. oCERT acknowledges Ivan Fratric of the Google Security Team as the original reporter.CVE description copyright © 2017, The MITRE Corporation