CVE-2017-15130 (GCVE-0-2017-15130)

Vulnerability from cvelistv5 – Published: 2018-03-02 15:00 – Updated: 2024-09-16 20:17
VLAI
Summary
A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.
Severity
5.9 (Medium)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
Assigner
References
URL Tags
https://usn.ubuntu.com/3587-1/ vendor-advisoryx_refsource_UBUNTU
http://seclists.org/oss-sec/2018/q1/205 mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://www.debian.org/security/2018/dsa-4130 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/3587-2/ vendor-advisoryx_refsource_UBUNTU
https://bugzilla.redhat.com/show_bug.cgi?id=1532356 x_refsource_CONFIRM
https://www.dovecot.org/list/dovecot-news/2018-Fe… mailing-listx_refsource_MLIST
Impacted products
Vendor Product Version
The Dovecot Project dovecot Affected: before 2.2.34
Create a notification for this product.
Date Public
2018-02-28 00:00
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.