Buffer overflow in Haxx Curl
CVE-2018-1000300
curl version curl 7.54.1 to and including curl 7.59.0 contains a CWE-122: Heap-based Buffer Overflow vulnerability in denial of service and more that can result in curl might overflow a heap based memory buffer when closing down an FTP con…
Vulnerability class: Buffer Overflow
EPSS: 0.049 (91.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Haxx Curl
- Canonical Ubuntu_linux — versions 14.04, 16.04, 17.10
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2018-1000300?
- CVE-2018-1000300 is a critical-severity vulnerability in Haxx Curl, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2018-05-24.
- How severe is CVE-2018-1000300?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-1000300 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.