Vulnerability Details : CVE-2018-20103
An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a compressed pointer, a crafted packet can trigger infinite recursion by making the pointer point to itself, or create a long chain of valid pointers resulting in stack exhaustion.
Products affected by CVE-2018-20103
- cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*
Threat overview for CVE-2018-20103
Top countries where our scanners detected CVE-2018-20103
Top open port discovered on systems with this issue
80
IPs affected by CVE-2018-20103 754
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2018-20103!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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Exploit prediction scoring system (EPSS) score for CVE-2018-20103
1.24%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-20103
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2018-20103
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-20103
-
http://www.securityfocus.com/bid/106280
HAProxy 'dns.c' Stack Exhaustion Denial Of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHBA-2019:0327
RHBA-2019:0327 - Bug Fix Advisory - Red Hat Customer PortalThird Party Advisory
-
https://usn.ubuntu.com/3858-1/
USN-3858-1: HAProxy vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:1436
RHSA-2019:1436 - Security Advisory - Red Hat Customer Portal
-
https://access.redhat.com/errata/RHBA-2019:0326
RHBA-2019:0326 - Bug Fix Advisory - Red Hat Customer PortalThird Party Advisory
-
http://git.haproxy.org/?p=haproxy.git;a=commit;h=58df5aea0a0c926b2238f65908f5e9f83d1cca25
Repositories - haproxy.git/commitPatch;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2022/05/msg00045.html
[SECURITY] [DLA 3034-1] haproxy security update
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