memcached before 1.4.17 allows remote attackers to bypass authentication by sending an invalid request with SASL credentials, then sending another request with incorrect SASL credentials.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2013-7239 from the MITRE CVE dictionary dictionary and NIST NVD.
Not Vulnerable. This issue does not affect the version of memcached package as shipped with Red Hat Enterprise Linux 5 and 6, since its not compiled with SASL support.
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
| Base Score | 4.8 |
|---|---|
| Base Metrics | AV:A/AC:L/Au:N/C:P/I:P/A:N |
| Access Vector | Adjacent Network |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | memcached | Not affected |
| Red Hat Enterprise Linux 6 | memcached | Not affected |
Vulmon