CVE-2020-8285

curl: Malicious FTP server can trigger stack overflow when CURLOPT_CHUNK_BGN_FUNCTION is used

Published Dec 14, 2020 CVSS 3.1 · 7.5 High EPSS 9.8% KEV · Not listed
Description
curl 7.21.0 to and including 7.73.0 is vulnerable to uncontrolled recursion due to a stack overflow issue in FTP wildcard match parsing.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2500-1 curl security update
Debian DSA Debian DSA DSA-4881-1 curl security update
Ubuntu USN Ubuntu USN USN-4665-1 curl vulnerabilities
Ubuntu USN Ubuntu USN USN-4665-2 curl vulnerabilities
References
Link Providers
http://seclists.org/fulldisclosure/2021/Apr/51 cve-icon cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-389290.html cve-icon
https://cert-portal.siemens.com/productcert/html/ssa-398330.html cve-icon
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf cve-icon cve-icon
https://curl.se/docs/CVE-2020-8285.html cve-icon cve-icon cve-icon
https://github.com/curl/curl/issues/6255 cve-icon cve-icon cve-icon
https://hackerone.com/reports/1045844 cve-icon cve-icon
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E cve-icon cve-icon
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2020/12/msg00029.html cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DAEHE2S2QLO4AO4MEEYL75NB7SAH5PSL/ cve-icon cve-icon
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZUVSQHN2ESHMJXNQ2Z7T2EELBB5HJXG/ cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2020-8285 cve-icon
https://security.gentoo.org/glsa/202012-14 cve-icon cve-icon
https://security.netapp.com/advisory/ntap-20210122-0007/ cve-icon cve-icon
https://support.apple.com/kb/HT212325 cve-icon cve-icon
https://support.apple.com/kb/HT212326 cve-icon cve-icon
https://support.apple.com/kb/HT212327 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2020-8285 cve-icon
https://www.debian.org/security/2021/dsa-4881 cve-icon cve-icon
https://www.oracle.com//security-alerts/cpujul2021.html cve-icon cve-icon
https://www.oracle.com/security-alerts/cpuApr2021.html cve-icon cve-icon
https://www.oracle.com/security-alerts/cpuapr2022.html cve-icon cve-icon
https://www.oracle.com/security-alerts/cpujan2022.html cve-icon cve-icon
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Oct 14, 2026, 8:34 AM
Reserved
Jan 28, 2020, 12:00 AM
Status
Modified
Published
Dec 14, 2020, 8:15 PM
Modified
Oct 14, 2026, 9:17 AM
Severity
Moderate
Public date
Dec 9, 2020, 8:00 AM