Buffer overflow in Rsyslog
CVE-2014-3634
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.
Vulnerability class: Buffer Overflow
EPSS: 0.075 (93.9th percentile) — read the EPSS interpretation.
Affected products
- Rsyslog — versions 8.1.0, 8.1.1, 8.1.2
- Sysklogd_project Sysklogd — versions 1.1, 1.2, 1.3
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_MANDRIVA)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
Frequently asked questions
- What is CVE-2014-3634?
- CVE-2014-3634 is a vulnerability in Rsyslog, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2014-11-02.
- Is CVE-2014-3634 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.