Buffer overflow in Collectd
CVE-2016-6254
Heap-based buffer overflow in the parse_packet function in network.c in collectd before 5.4.3 and 5.x before 5.5.2 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted network packet.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.057 (92.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.057 · newest: 0.057 · change: 0.000
Affected products
- Collectd
- Debian Linux — versions 8.0
- Fedoraproject Fedora — versions 23, 24
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/collectd/collectd/commit/b589096f907052b3a4da2b9ccc9b0e2e888dfc18 (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.debian.org/security/2016/dsa-3636 (vendor-advisory, Third Party Advisory)
- collectd.org/news.shtml (Release Notes, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2016-6254?
- CVE-2016-6254 is a critical-severity vulnerability in Collectd, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.1/10. Published 2016-08-19.
- How severe is CVE-2016-6254?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2016-6254 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.