Vulnerability Details : CVE-2018-19115
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.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2018-19115
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation: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:a:keepalived:keepalived:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-19115
0.62%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 79 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-19115
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-19115
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-19115
-
https://security.gentoo.org/glsa/201903-01
Keepalived: Multiple vulnerabilities (GLSA 201903-01) — Gentoo securityThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html
[SECURITY] [DLA-1589-1] keepalived security updateMailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:1792
-
https://github.com/acassen/keepalived/pull/961
Fix buffer overflow in extract_status_code() by pqarmitage · Pull Request #961 · acassen/keepalived · GitHubPatch;Third Party Advisory
-
https://usn.ubuntu.com/3995-1/
USN-3995-1: Keepalived vulnerability | Ubuntu security notices
-
https://access.redhat.com/errata/RHSA-2019:1945
RHSA-2019:1945 - Security Advisory - Red Hat Customer Portal
-
https://bugzilla.suse.com/show_bug.cgi?id=1015141
Bug 1015141 – VUL-0: CVE-2018-19044,CVE-2018-19045,CVE-2018-19046, CVE-2018-19115: keepalived: dbus support in keepalivedIssue Tracking;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:0022
RHSA-2019:0022 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://usn.ubuntu.com/3995-2/
USN-3995-2: Keepalived vulnerability | Ubuntu security notices
-
https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9
Fix buffer overflow in extract_status_code() by pqarmitage · Pull Request #961 · acassen/keepalived · GitHubPatch;Third Party Advisory
Jump to