Home/CVE/Heap buffer overflow in the TFTP protocol handler in cURL 7.19.4 to 7.65.3.
CVE

CVE-2019-5482

Heap buffer overflow in the TFTP protocol handler in cURL 7.19.4 to 7.65.3.

Heap buffer overflow in the TFTP protocol handler in cURL 7.19.4 to 7.65.3.

CRITICAL · CVSS 9.8 EPSS 0.09715
Schedule remediation
  • EPSS percentile: top 7% of all CVEs by exploitation likelihood
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules7 YARA rules0
⬡

Weakness Classification

CWE-122Heap-based Buffer Overflow
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

19
haxx curl>= 7.19.4 and <= 7.65.3
fedoraproject fedoraall versions
opensuse leapall versions
netapp cloud backupall versions
netapp oncommand insightall versions
netapp oncommand unified manager>= 7.3
netapp oncommand unified manager>= 9.5
netapp oncommand workflow automationall versions
◈

Sigma Hunt Rules

7
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSuspicious Download and Execute Pattern via Curl/Wget
producthighSuspicious File Download From File Sharing Domain Via Curl.EXE
producthighSuspicious File Download From IP Via Curl.EXE
producthighCurl Download And Execute Combination
producthighSuspicious Curl.EXE Download
productmediumSuspicious Curl File Upload - Linux
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · support@hackerone.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Sep 2019 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

18
suse-csafopenSUSE-SU-2024:10582-1
siemens-csafSSA-398330
rhsaRHSA-2021:0949Important
suse-csafopenSUSE-SU-2019:2169-1
suse-csafopenSUSE-SU-2019:2149-1
🔗

References & Sources

14
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00048.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00055.htmlMailing ListThird Party Advisory
https://curl.haxx.se/docs/CVE-2019-5482.htmlVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CI4QQ2RSZX4VCFM76SIWGKY6BY7UWIC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGDVKSLY5JUNJRLYRUA6CXGQ2LM63XC3/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UA7KDM2WPM5CJDDGOEGFV6SSGD2J7RNT/
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