CVE-2018-20103
published 2018-12-12CVE-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…
PriorityP340high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
6.59%
93.1th percentile
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.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | haproxy | < haproxy 1.8.15-1 (bookworm) | haproxy 1.8.15-1 (bookworm) |
| haproxy | haproxy | <= 1.8.14 | — |
| haproxy | haproxy | >= 0 < 1.8.15-1 | 1.8.15-1 |
| haproxy | haproxy | >= 0 < 1.8.15-1 | 1.8.15-1 |
| haproxy | haproxy | >= 0 < 1.8.15-1 | 1.8.15-1 |
| haproxy | haproxy | >= 0 < 1.8.15-1 | 1.8.15-1 |
| haproxy | haproxy | >= 0 < 1.6.3-1ubuntu0.2 | 1.6.3-1ubuntu0.2 |
| haproxy | haproxy | >= 0 < 1.8.8-1ubuntu0.3 | 1.8.8-1ubuntu0.3 |
| redhat | openshift_container_platform | — | — |
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
vendor_ubuntu7.5HIGH
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GHSA
GHSA-c9xx-94cr-x7xm: An issue was discovered in dns
ghsa_unreviewed·2022-05-13
CVE-2018-20103 [HIGH] CWE-835 GHSA-c9xx-94cr-x7xm: An issue was discovered in dns
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.
OSV
haproxy vulnerabilities
osv·2019-01-15·CVSS 7.5
CVE-2018-20102 [HIGH] haproxy vulnerabilities
haproxy vulnerabilities
It was discovered that HAProxy incorrectly handled certain requests.
An attacker could possibly use this to expose sensitive information.
(CVE-2018-20102)
It was discovered that HAProxy incorrectly handled certain requests.
A attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 18.04 LTS and Ubuntu 18.10.
(CVE-2018-20103, CVE-2018-20615)
OSV
CVE-2018-20103: An issue was discovered in dns
osv·2018-12-12·CVSS 7.5
CVE-2018-20103 [HIGH] CVE-2018-20103: An issue was discovered in dns
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.
Ubuntu
HAProxy vulnerabilities
vendor_ubuntu·2019-01-15·CVSS 7.5
CVE-2018-20102 [HIGH] HAProxy vulnerabilities
Title: HAProxy vulnerabilities
Summary: Several security issues were fixed in HAProxy.
It was discovered that HAProxy incorrectly handled certain requests.
An attacker could possibly use this to expose sensitive information.
(CVE-2018-20102)
It was discovered that HAProxy incorrectly handled certain requests.
A attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 18.04 LTS and Ubuntu 18.10.
(CVE-2018-20103, CVE-2018-20615)
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service
vendor_redhat·2018-12-12·CVSS 7.5
CVE-2018-20103 [HIGH] CWE-400 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service
haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service
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.
Statement: This issue did not affect the versions of haproxy as shipped with Red Hat Enterprise Linux 6 and 7.
Package: haproxy (Red Hat Enterprise Linux 6) - Not affected
Package: haproxy (Red Hat Enterprise Linux 7) - Not affected
Package: haproxy (Red Hat Enterprise Linux 8) - Not affected
Package: haproxy (Red Hat OpenShift Container Platform 3.10) - Affected
Package: haproxy (Red Hat OpenShift Container Platform 3.7) - Affected
Packag
Debian
CVE-2018-20103: haproxy - An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a com...
vendor_debian·2018·CVSS 7.5
CVE-2018-20103 [HIGH] CVE-2018-20103: haproxy - An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a com...
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.
Scope: local
bookworm: resolved (fixed in 1.8.15-1)
bullseye: resolved (fixed in 1.8.15-1)
forky: resolved (fixed in 1.8.15-1)
sid: resolved (fixed in 1.8.15-1)
trixie: resolved (fixed in 1.8.15-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service [fedora-all]
bugzilla·2018-12-13·CVSS 7.5
CVE-2018-20103 [HIGH] CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service [fedora-all]
CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: thi
Bugzilla
CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service
bugzilla·2018-12-13·CVSS 7.5
CVE-2018-20103 [HIGH] CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service
CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service
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.
Upstream Patch:
http://git.haproxy.org/?p=haproxy.git;a=commit;h=58df5aea
Discussion:
Created haproxy tracking bugs for this issue:
Affects: fedora-all [bug 1658881]
---
External Reference:
https://www.mail-archive.com/[email protected]/msg32055.html
---
Statement:
This issue did not affect the versions of haproxy as shipped with Red Hat Enterprise Linux 6 and 7.
---
This issue has been addressed in the following p
http://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=58df5aea0a0c926b2238f65908f5e9f83d1cca25http://www.securityfocus.com/bid/106280https://access.redhat.com/errata/RHBA-2019:0326https://access.redhat.com/errata/RHBA-2019:0327https://access.redhat.com/errata/RHSA-2019:1436https://lists.debian.org/debian-lts-announce/2022/05/msg00045.htmlhttps://usn.ubuntu.com/3858-1/http://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=58df5aea0a0c926b2238f65908f5e9f83d1cca25http://www.securityfocus.com/bid/106280https://access.redhat.com/errata/RHBA-2019:0326https://access.redhat.com/errata/RHBA-2019:0327https://access.redhat.com/errata/RHSA-2019:1436https://lists.debian.org/debian-lts-announce/2022/05/msg00045.htmlhttps://usn.ubuntu.com/3858-1/
2018-12-12
Published