rsyslog: integer overflow in PRI parsing
Published Nov 2, 2014
5.0
MEDIUMCVSS 2.0
EPSS 4.58%
Description
Integer overflow in rsyslog before 7.6.7 and 8.x before 8.4.2 and sysklogd 1.5 and earlier allows remote attackers to cause a denial of service (crash) via a large priority (PRI) value. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-3634.
Affected products
No data.
Configuration 1
- ≤ 7.6.6
- 8.1.0
- 8.1.1
- 8.1.2
- 8.1.3
- 8.1.4
- 8.1.5
- 8.1.6
- 8.2.0
- 8.2.1
- 8.2.2
- 8.2.3
- 8.3.0
- 8.3.1
- 8.3.2
- 8.3.3
- 8.3.4
- 8.3.5
- 8.4.0
- 8.4.1
Configuration 2
- ≤ 1.5
- 1.1
- 1.2
- 1.3
- 1.4
- 1.4.1
No data.
Red Hat Enterprise Linux 5
rsyslog
Not affected
Red Hat Enterprise Linux 5
rsyslog5
Not affected
Red Hat Enterprise Linux 5
sysklogd
Not affected
Red Hat Enterprise Linux 6
rsyslog
Not affected
Red Hat Enterprise Linux 6
rsyslog7
Not affected
Red Hat Enterprise Linux 7
rsyslog
Not affected
Red Hat OpenShift Enterprise 2
rsyslog7
Not affected
Red Hat Storage 2
rsyslog
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | rsyslog | Not affected | n/a |
| Red Hat Enterprise Linux 5 | rsyslog5 | Not affected | n/a |
| Red Hat Enterprise Linux 5 | sysklogd | Not affected | n/a |
| Red Hat Enterprise Linux 6 | rsyslog | Not affected | n/a |
| Red Hat Enterprise Linux 6 | rsyslog7 | Not affected | n/a |
| Red Hat Enterprise Linux 7 | rsyslog | Not affected | n/a |
| Red Hat OpenShift Enterprise 2 | rsyslog7 | Not affected | n/a |
| Red Hat Storage 2 | rsyslog | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of sysklogd and rsyslog packages as shipped with Red Hat Enterprise Linux 5, 6, and7.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.58% (0.04585) | 91.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.58% (0.04585) | 90.40th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.21% (0.02210) | 82.98th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.87% (0.03874) | 80.11th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.21% (0.02210) | 83.30th | v4 (v2025.03.14) |
| Dec 17, 2024 | 6.18% (0.06181) | 93.49th | v3 (v2023.03.01) |
| Jun 14, 2024 | 11.91% (0.11906) | 95.35th | v3 (v2023.03.01) |
| Apr 28, 2024 | 13.24% (0.13240) | 95.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 12.65% (0.12654) | 94.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
References (14)
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00005.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2014-10/msg00020.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2014-10/msg00021.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/61494 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2014/dsa-3047 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2014/09/30/15 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2014/10/03/1 mailing-listx_refsource_MLISTPatch
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html x_refsource_CONFIRM
- http://www.rsyslog.com/remote-syslog-pri-vulnerability-cve-2014-3683/ x_refsource_CONFIRMExploitPatchVendor Advisory
- http://www.ubuntu.com/usn/USN-2381-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2014-3683 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1149081 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-3683
- https://www.cve.org/CVERecord?id=CVE-2014-3683
Change history (0)
No recorded changes yet.