CVE-2018-19115
Keepalived Heap-Based Buffer Overflow Vulnerability
Description
keepalived before 2.0.7 has a heap-based buffer overflow when parsing HTTP status codes resulting in DoS or possibly unspecified other impact, because extract_status_code in lib/html.c has no validation of the status code and instead writes an unlimited amount of data to the heap.
INFO
Published Date :
Nov. 8, 2018, 8:29 p.m.
Last Modified :
Aug. 24, 2020, 5:37 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2018-19115
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-19115.
| URL | Resource |
|---|---|
| https://access.redhat.com/errata/RHSA-2019:0022 | Third Party Advisory |
| https://access.redhat.com/errata/RHSA-2019:1792 | |
| https://access.redhat.com/errata/RHSA-2019:1945 | |
| https://bugzilla.suse.com/show_bug.cgi?id=1015141 | Issue Tracking Third Party Advisory |
| https://github.com/acassen/keepalived/pull/961 | Patch Third Party Advisory |
| https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9 | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html | Mailing List Third Party Advisory |
| https://security.gentoo.org/glsa/201903-01 | Third Party Advisory |
| https://usn.ubuntu.com/3995-1/ | |
| https://usn.ubuntu.com/3995-2/ |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-19115 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-19115 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Aug. 24, 2020
Action Type Old Value New Value Changed CWE CWE-119 CWE-787 -
CVE Modified by [email protected]
Jul. 30, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:1945 [No Types Assigned] -
CVE Modified by [email protected]
Jul. 16, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:1792 [No Types Assigned] -
CVE Modified by [email protected]
May. 28, 2019
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3995-2/ [No Types Assigned] -
CVE Modified by [email protected]
May. 28, 2019
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/3995-1/ [No Types Assigned] -
Modified Analysis by [email protected]
Mar. 12, 2019
Action Type Old Value New Value Changed Reference Type https://security.gentoo.org/glsa/201903-01 No Types Assigned https://security.gentoo.org/glsa/201903-01 Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html Third Party Advisory https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html Mailing List, Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* OR *cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 10, 2019
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/201903-01 [No Types Assigned] -
Initial Analysis by [email protected]
Jan. 08, 2019
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://access.redhat.com/errata/RHSA-2019:0022 No Types Assigned https://access.redhat.com/errata/RHSA-2019:0022 Third Party Advisory Changed Reference Type https://bugzilla.suse.com/show_bug.cgi?id=1015141 No Types Assigned https://bugzilla.suse.com/show_bug.cgi?id=1015141 Issue Tracking, Third Party Advisory Changed Reference Type https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9 No Types Assigned https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9 Patch, Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html No Types Assigned https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html Third Party Advisory Changed Reference Type https://github.com/acassen/keepalived/pull/961 No Types Assigned https://github.com/acassen/keepalived/pull/961 Patch, Third Party Advisory Added CWE CWE-119 Added CPE Configuration OR *cpe:2.3:a:keepalived:keepalived:*:*:*:*:*:*:*:* versions up to (excluding) 2.0.7 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jan. 04, 2019
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2019:0022 [No Types Assigned] -
CVE Modified by [email protected]
Nov. 27, 2018
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html [No Types Assigned] -
CVE Modified by [email protected]
Nov. 09, 2018
Action Type Old Value New Value Changed Description keepalived through 2.0.8 has a heap-based buffer overflow when parsing HTTP status codes resulting in DoS or possibly unspecified other impact, because extract_status_code in lib/html.c has no validation of the status code and instead writes an unlimited amount of data to the heap. keepalived before 2.0.7 has a heap-based buffer overflow when parsing HTTP status codes resulting in DoS or possibly unspecified other impact, because extract_status_code in lib/html.c has no validation of the status code and instead writes an unlimited amount of data to the heap.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-19115 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-19115
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.29 }} -0.53%
score
0.85888
percentile