CVE-2017-8817 — Out-of-bounds Read in Curl

CWE-125 — Out-of-bounds Read16 documents10 sources
Severity
9.8CRITICALNVD
EPSS
1.0%
top 23.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Haxx CurlHaxx LibcurlDebian Linux
Timeline
PublishedNov 29
Latest updateApr 16

Description

The FTP wildcard function in curl and libcurl before 7.57.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) or possibly have unspecified other impact via a string that ends with an '[' character.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶NVDhaxx/libcurl7.56.1
▶Debianhaxx/curl< 7.57.0-1+3
▶NVDhaxx/curl7.21.0 — 7.56.1

Also affects: Debian Linux 8.0, 9.0

🔴Vulnerability Details

6
VulDB
cURL/libcURL up to 7.56.x FTP Wildcard out-of-bounds (RHSA-2018:3558 / Nessus ID 104861)↗2026-04-16
▶
VulDB
Apple macOS up to 10.13.3 curl out-of-bounds (HT208465 / Nessus ID 104861)↗2026-04-16
▶
GHSA
GHSA-9hfv-gh9c-vcfv: The FTP wildcard function in curl and libcurl before 7↗2022-05-14
▶
OSV
CVE-2017-8817: The FTP wildcard function in curl and libcurl before 7↗2017-11-29
▶
CVEList
CVE-2017-8817: The FTP wildcard function in curl and libcurl before 7↗2017-11-29
▶

📋Vendor Advisories

5
Apple
CVE-2017-8817: macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan↗2018-01-23
▶
Ubuntu
curl vulnerability↗2017-12-04
▶
Red Hat
curl: FTP wildcard out of bounds read↗2017-11-29
▶
Ubuntu
curl vulnerabilities↗2017-11-29
▶
Debian
CVE-2017-8817: curl - The FTP wildcard function in curl and libcurl before 7.57.0 allows remote attack...↗2017
▶

💬Community

4
Bugzilla
CVE-2017-8816 CVE-2017-8817 curl: various flaws [fedora-all]↗2017-11-29
▶
Bugzilla
CVE-2017-8816 CVE-2017-8817 mingw-curl: various flaws [epel-7]↗2017-11-29
▶
Bugzilla
CVE-2017-8816 CVE-2017-8817 mingw-curl: various flaws [fedora-all]↗2017-11-29
▶
Bugzilla
CVE-2017-8817 curl: FTP wildcard out of bounds read↗2017-11-21
▶
CVE-2017-8817 — Out-of-bounds Read in Haxx Curl | cvebase