Buffer overflow in Haxx Curl
CVE-2018-1000120
A buffer overflow exists in curl 7.12.3 to and including curl 7.58.0 in the FTP URL handling that allows an attacker to cause a denial of service or worse.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.116 (96.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.116 · newest: 0.116 · change: 0.000
Affected products
- Haxx Curl
- Oracle Communications Webrtc Session Controller
- Oracle Enterprise Manager Ops Center — versions 12.2.2, 12.3.3
- Oracle Peoplesoft Enterprise Peopletools — versions 8.55, 8.56, 8.57
- Canonical Ubuntu Linux — versions 12.04, 14.04, 16.04
- Debian Linux — versions 7.0, 8.0, 9.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html (Patch)
- www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html (Patch, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3558 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3157 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2018/dsa-4136 (vendor-advisory, Third Party Advisory)
- www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html (Patch)
- lists.debian.org/debian-lts-announce/2018/03/msg00012.html (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/103414 (VDB Entry, Third Party Advisory, vdb-entry)
- usn.ubuntu.com/3598-1/ (vendor-advisory, Third Party Advisory)
- www.securitytracker.com/id/1040531 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-1000120?
- CVE-2018-1000120 is a critical-severity vulnerability in Haxx Curl, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2018-03-14.
- How severe is CVE-2018-1000120?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-1000120 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.