CVE-2017-15132
UnknownEPSS 3.18%
Last modified
CVE-2017-15132 is a vulnerability of currently unknown severity. A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. EPSS estimates a 3.18% chance of exploitation in the next 30 days.
Description
A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dovecot | Dovecot | >= 2.0.0, <= 2.2.33 |
| Dovecot | Dovecot | 2.3.0 |
| Debian | Debian Linux | 7.0 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 17.10 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1532768Issue Tracking, Patch, Third Party Advisory
- https://github.com/dovecot/core/commit/1a29ed2f96da1be22fa5a4d96c7583aa81b8b060.patchPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/03/msg00036.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3556-1/Third Party Advisory
- https://usn.ubuntu.com/3556-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4130Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1532768Issue Tracking, Patch, Third Party Advisory
- https://github.com/dovecot/core/commit/1a29ed2f96da1be22fa5a4d96c7583aa81b8b060.patchPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/03/msg00036.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3556-1/Third Party Advisory
- https://usn.ubuntu.com/3556-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4130Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-15132?
A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.
How severe is CVE-2017-15132?
Severity scoring for CVE-2017-15132 is pending analysis. The EPSS model estimates a 3.18% probability of exploitation in the next 30 days.
How do I fix CVE-2017-15132?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-15132?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST