rsyslog: remote syslog PRI vulnerability
Published Nov 2, 2014
7.5
HIGHCVSS 2.0
EPSS 7.55%
Description
rsyslog before 7.6.6 and 8.x before 8.4.1 and sysklogd 1.5 and earlier allows remote attackers to cause a denial of service (crash), possibly execute arbitrary code, or have other unspecified impact via a crafted priority (PRI) value that triggers an out-of-bounds array access.
Affected products
No data.
Configuration 1
- ≤ 1.5
- 1.1
- 1.2
- 1.3
- 1.4
- 1.4.1
Configuration 2
- ≤ 7.6.5
- 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
No data.
Red Hat Enterprise Linux 5
rsyslog5-0:5.8.12-5.el5_11
Fixed · RHSA-2014:1671
Red Hat Enterprise Linux 6
rsyslog-0:5.8.10-9.el6_6
Fixed · RHSA-2014:1671
Red Hat Enterprise Linux 6
rsyslog7-0:7.4.10-3.el6_6
Fixed · RHSA-2014:1654
Red Hat Enterprise Linux 7
rsyslog-0:7.4.7-7.el7_0
Fixed · RHSA-2014:1397
Red Hat Enterprise Linux 5
rsyslog
Will not fix
Red Hat Enterprise Linux 5
sysklogd
Will not fix
Red Hat OpenShift Enterprise 2
rsyslog7
Affected
Red Hat Storage 2
rsyslog
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | rsyslog5-0:5.8.12-5.el5_11 | Fixed | RHSA-2014:1671 |
| Red Hat Enterprise Linux 6 | rsyslog-0:5.8.10-9.el6_6 | Fixed | RHSA-2014:1671 |
| Red Hat Enterprise Linux 6 | rsyslog7-0:7.4.10-3.el6_6 | Fixed | RHSA-2014:1654 |
| Red Hat Enterprise Linux 7 | rsyslog-0:7.4.7-7.el7_0 | Fixed | RHSA-2014:1397 |
| Red Hat Enterprise Linux 5 | rsyslog | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | sysklogd | Will not fix | n/a |
| Red Hat OpenShift Enterprise 2 | rsyslog7 | Affected | n/a |
| Red Hat Storage 2 | rsyslog | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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:P/I:P/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 (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.55% (0.07546) | 94.33th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.55% (0.07546) | 93.71th | v5 (v2026.06.15) |
| Dec 11, 2025 | 29.38% (0.29383) | 96.42th | v4 (v2025.03.14) |
| Oct 22, 2025 | 25.47% (0.25470) | 95.95th | v4 (v2025.03.14) |
| Sep 13, 2025 | 29.38% (0.29383) | 96.44th | v4 (v2025.03.14) |
| Sep 8, 2025 | 15.58% (0.15585) | 94.44th | v4 (v2025.03.14) |
| Jul 13, 2025 | 30.55% (0.30554) | 96.49th | v4 (v2025.03.14) |
| Jun 13, 2025 | 15.58% (0.15585) | 94.34th | v4 (v2025.03.14) |
| Jun 10, 2025 | 30.94% (0.30938) | 96.48th | v4 (v2025.03.14) |
| Mar 30, 2025 | 34.48% (0.34475) | 96.65th | v4 (v2025.03.14) |
| Mar 29, 2025 | 47.20% (0.47201) | 96.61th | v4 (v2025.03.14) |
| Mar 28, 2025 | 34.48% (0.34475) | 96.65th | v4 (v2025.03.14) |
| Mar 27, 2025 | 47.20% (0.47201) | 97.28th | v4 (v2025.03.14) |
| Mar 19, 2025 | 34.48% (0.34475) | 96.48th | v4 (v2025.03.14) |
| Mar 17, 2025 | 38.40% (0.38402) | 96.89th | v4 (v2025.03.14) |
| Dec 17, 2024 | 16.59% (0.16586) | 96.00th | v3 (v2023.03.01) |
| Oct 31, 2024 | 24.17% (0.24171) | 96.72th | v3 (v2023.03.01) |
| Apr 28, 2024 | 22.79% (0.22787) | 96.46th | v3 (v2023.03.01) |
| Aug 22, 2023 | 22.67% (0.22674) | 95.90th | v3 (v2023.03.01) |
| Jul 9, 2023 | 17.37% (0.17366) | 95.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 18.32% (0.18317) | 95.33th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.23% (0.08228) | 93.49th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.23% (0.08228) | 92.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.23% (0.08228) | 82.23th | v2 (v2022.01.01) |
References (22)
- http://advisories.mageia.org/MGASA-2014-0411.html x_refsource_CONFIRM
- http://linux.oracle.com/errata/ELSA-2014-1654 x_refsource_CONFIRM
- 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://rhn.redhat.com/errata/RHSA-2014-1397.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2014-1654.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2014-1671.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/61494 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/61720 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/61930 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2014/dsa-3040 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:130 vendor-advisoryx_refsource_MANDRIVA
- 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/ x_refsource_CONFIRMExploitPatchVendor Advisory
- http://www.ubuntu.com/usn/USN-2381-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2014-3634 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1142373 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-3634
- https://www.cve.org/CVERecord?id=CVE-2014-3634
Change history (0)
No recorded changes yet.