CVE-2018-16881
rsyslog: imptcp: integer overflow when Octet-Counted TCP Framing is enabled
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
A denial of service vulnerability was found in rsyslog in the imptcp module. An attacker could send a specially crafted message to the imptcp socket, which would cause rsyslog to crash. Versions before 8.27.0 are vulnerable.
Se ha detectado una vulnerabilidad de denegación de servicio (DoS) en rsyslog en el módulo imptcp. Un atacante podría enviar un mensaje especialmente manipulado al socket imptcp, lo que conduciría al cierre forzado de rsyslog. Las versiones anteriores a la 8.27.0 son vulnerables.
A denial of service vulnerability was found in rsyslog in the imptcp module. An attacker could send a specially crafted message to the imptcp socket, which would cause rsyslog to crash.
The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks. Issues addressed include a denial of service vulnerability.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2018-09-11 CVE Reserved
- 2019-01-25 CVE Published
- 2024-08-05 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-190: Integer Overflow or Wraparound
CAPEC
References (8)
| URL | Tag | Source |
|---|---|---|
| https://lists.debian.org/debian-lts-announce/2022/05/msg00028.html | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16881 | 2022-10-06 |
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/errata/RHBA-2019:2501 | 2022-10-06 | |
| https://access.redhat.com/errata/RHSA-2019:2110 | 2022-10-06 | |
| https://access.redhat.com/errata/RHSA-2019:2437 | 2022-10-06 | |
| https://access.redhat.com/errata/RHSA-2019:2439 | 2022-10-06 | |
| https://access.redhat.com/security/cve/CVE-2018-16881 | 2019-08-12 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1658366 | 2019-08-12 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Redhat Search vendor "Redhat" | Virtualization Search vendor "Redhat" for product "Virtualization" | 4.0 Search vendor "Redhat" for product "Virtualization" and version "4.0" | - |
Affected
| in | Redhat Search vendor "Redhat" | Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux" | 7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0" | - |
Safe
|
| Redhat Search vendor "Redhat" | Virtualization Host Search vendor "Redhat" for product "Virtualization Host" | 4.0 Search vendor "Redhat" for product "Virtualization Host" and version "4.0" | - |
Affected
| in | Redhat Search vendor "Redhat" | Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux" | 7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0" | - |
Safe
|
| Rsyslog Search vendor "Rsyslog" | Rsyslog Search vendor "Rsyslog" for product "Rsyslog" | < 8.27.0 Search vendor "Rsyslog" for product "Rsyslog" and version " < 8.27.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Virtualization Manager Search vendor "Redhat" for product "Virtualization Manager" | 4.3 Search vendor "Redhat" for product "Virtualization Manager" and version "4.3" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop" | 7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Ibm Z Systems Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" | 7.0 Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" and version "7.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Power Big Endian Search vendor "Redhat" for product "Enterprise Linux For Power Big Endian" | 7.0 Search vendor "Redhat" for product "Enterprise Linux For Power Big Endian" and version "7.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux For Power Little Endian Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" | 7.0 Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" and version "7.0" | - |
Affected
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| Redhat Search vendor "Redhat" | Enterprise Linux For Scientific Computing Search vendor "Redhat" for product "Enterprise Linux For Scientific Computing" | 7.0 Search vendor "Redhat" for product "Enterprise Linux For Scientific Computing" and version "7.0" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server" | 7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0" | - |
Affected
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| Redhat Search vendor "Redhat" | Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation" | 7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0" | - |
Affected
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