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TI-2020-06702 Aliases CVE-2020-8285GHSA-4p2h-jggv-23jg

Uncontrolled recursion in https://github.com/curl/curl

Priority HIGH 72CWE-674Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 4 fixed, 5 without a fix

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-674.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0977 95th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 3 advisoriesRed Hat: 4 fixed, 5 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
—https://github.com/curl/curllibcurl 7.21.0 to and including 7.73.0—No fix listedCNA
  • https://github.com/curl/curl Vendor— Affected libcurl 7.21.0 to and including 7.73.0 Fixed in — No fix listed CNA

CPE configurations NVD · 54

CPEVersionsRoleVendor
cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*7.21.0 to before 7.74.0VulnerableHaxx
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*10.0VulnerableDebian
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*32VulnerableFedoraproject
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*33VulnerableFedoraproject
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:o:netapp:hci_bootstrap_os:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*not specified by NVDRunning onNetApp
  • cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:* Versions 7.21.0 to before 7.74.0 Vulnerable ·Haxx
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
  • cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* Versions 32 Vulnerable ·Fedoraproject
  • cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* Versions 33 Vulnerable ·Fedoraproject
  • cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:o:netapp:hci_bootstrap_os:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
Show 44 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:netapp:hci_storage_node_firmware:-:*:*:*:*:*:*:*not specified by NVDVulnerableNetApp
cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:*not specified by NVDRunning onNetApp
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*before 10.14.6; 10.15 to before 10.15.7VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*10.14.6VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*10.14.6 security_update_2019-001VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*10.14.6 security_update_2019-002VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*10.14.6 security_update_2020-001VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*10.14.6 security_update_2020-002VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*10.14.6 security_update_2020-003VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*10.14.6 security_update_2020-004VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*10.14.6 security_update_2020-005VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*10.14.6 security_update_2020-006VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*10.14.6 security_update_2020-007VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*10.14.6 security_update_2021-001VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*10.15.7VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*10.15.7 security_update_2020-001VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*10.15.7 security_update_2021-001VulnerableApple
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*10.15.7 supplemental_updateVulnerableApple
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*11.0 to before 11.3VulnerableApple
cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.3.0:*:*:*:*:*:*:*12.0.0.3.0VulnerableOracle
cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*1.14.0VulnerableOracle
cpe:2.3:a:oracle:essbase:21.2:*:*:*:*:*:*:*21.2VulnerableOracle
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*8.58VulnerableOracle
cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:*before xcp2410VulnerableFujitsu
cpe:2.3:h:fujitsu:m10-1:-:*:*:*:*:*:*:*not specified by NVDRunning onFujitsu
cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:*before xcp2410VulnerableFujitsu
cpe:2.3:h:fujitsu:m10-4:-:*:*:*:*:*:*:*not specified by NVDRunning onFujitsu
cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:*before xcp2410VulnerableFujitsu
cpe:2.3:h:fujitsu:m10-4s:-:*:*:*:*:*:*:*not specified by NVDRunning onFujitsu
cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:*before xcp2410VulnerableFujitsu
cpe:2.3:h:fujitsu:m12-1:-:*:*:*:*:*:*:*not specified by NVDRunning onFujitsu
cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:*before xcp2410VulnerableFujitsu
cpe:2.3:h:fujitsu:m12-2:-:*:*:*:*:*:*:*not specified by NVDRunning onFujitsu
cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:*before xcp2410VulnerableFujitsu
cpe:2.3:h:fujitsu:m12-2s:-:*:*:*:*:*:*:*not specified by NVDRunning onFujitsu
cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:*before xcp3110VulnerableFujitsu
cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:*before xcp3110VulnerableFujitsu
cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:*before xcp3110VulnerableFujitsu
cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:*before xcp3110VulnerableFujitsu
cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:*before xcp3110VulnerableFujitsu
cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:*before xcp3110VulnerableFujitsu
cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*before 1.0.1.1VulnerableSiemens
cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:*8.2.0 to before 8.2.12; 9.0.0 to before 9.0.6VulnerableSplunk
cpe:2.3:a:splunk:universal_forwarder:9.1.0:*:*:*:*:*:*:*9.1.0VulnerableSplunk
  • cpe:2.3:o:netapp:hci_storage_node_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
  • cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
  • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions before 10.14.6; 10.15 to before 10.15.7 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:* Versions 10.14.6 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:* Versions 10.14.6 security_update_2019-001 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:* Versions 10.14.6 security_update_2019-002 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:* Versions 10.14.6 security_update_2020-001 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:* Versions 10.14.6 security_update_2020-002 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:* Versions 10.14.6 security_update_2020-003 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:* Versions 10.14.6 security_update_2020-004 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:* Versions 10.14.6 security_update_2020-005 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:* Versions 10.14.6 security_update_2020-006 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:* Versions 10.14.6 security_update_2020-007 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:* Versions 10.14.6 security_update_2021-001 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:* Versions 10.15.7 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:* Versions 10.15.7 security_update_2020-001 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:* Versions 10.15.7 security_update_2021-001 Vulnerable ·Apple
  • cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:* Versions 10.15.7 supplemental_update Vulnerable ·Apple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 11.0 to before 11.3 Vulnerable ·Apple
  • cpe:2.3:a:oracle:communications_billing_and_revenue_management:12.0.0.3.0:*:*:*:*:*:*:* Versions 12.0.0.3.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:* Versions 1.14.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:essbase:21.2:*:*:*:*:*:*:* Versions 21.2 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:* Versions 8.58 Vulnerable ·Oracle
  • cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:* Versions before xcp2410 Vulnerable ·Fujitsu
  • cpe:2.3:h:fujitsu:m10-1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fujitsu
  • cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:* Versions before xcp2410 Vulnerable ·Fujitsu
  • cpe:2.3:h:fujitsu:m10-4:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fujitsu
  • cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:* Versions before xcp2410 Vulnerable ·Fujitsu
  • cpe:2.3:h:fujitsu:m10-4s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fujitsu
  • cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:* Versions before xcp2410 Vulnerable ·Fujitsu
  • cpe:2.3:h:fujitsu:m12-1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fujitsu
  • cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:* Versions before xcp2410 Vulnerable ·Fujitsu
  • cpe:2.3:h:fujitsu:m12-2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fujitsu
  • cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:* Versions before xcp2410 Vulnerable ·Fujitsu
  • cpe:2.3:h:fujitsu:m12-2s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Fujitsu
  • cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:* Versions before xcp3110 Vulnerable ·Fujitsu
  • cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:* Versions before xcp3110 Vulnerable ·Fujitsu
  • cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:* Versions before xcp3110 Vulnerable ·Fujitsu
  • cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:* Versions before xcp3110 Vulnerable ·Fujitsu
  • cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:* Versions before xcp3110 Vulnerable ·Fujitsu
  • cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:* Versions before xcp3110 Vulnerable ·Fujitsu
  • cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:* Versions before 1.0.1.1 Vulnerable ·Siemens
  • cpe:2.3:a:splunk:universal_forwarder:*:*:*:*:*:*:*:* Versions 8.2.0 to before 8.2.12; 9.0.0 to before 9.0.6 Vulnerable ·Splunk
  • cpe:2.3:a:splunk:universal_forwarder:9.1.0:*:*:*:*:*:*:* Versions 9.1.0 Vulnerable ·Splunk

Remediation

Red Hat 3 advisories

  • RHSA-2021:2472 Released 2021-06-17 · Red Hat rating Important
    Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP8 security update
    • Red Hat JBoss Core Services on RHEL 7 Server jbcs-httpd24-1-18.jbcs.el7, jbcs-httpd24-apr-1.6.3-105.jbcs.el7, jbcs-httpd24-apr-devel-1.6.3-105.jbcs.el7 +31
    • Red Hat JBoss Core Services on RHEL 8 jbcs-httpd24-1-18.el8jbcs, jbcs-httpd24-apr-1.6.3-105.el8jbcs, jbcs-httpd24-apr-devel-1.6.3-105.el8jbcs +42
  • RHSA-2021:2471 Released 2021-06-17 · Red Hat rating Important
    Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP8 security update
    • JBoss Core Services Apache HTTP Server 2.4.37 SP8
  • RHSA-2021:1610 Released 2021-05-18 · Red Hat rating Moderate
    curl security and bug fix update
    • Red Hat Enterprise Linux BaseOS (v. 8) curl-7.61.1-18.el8, libcurl-7.61.1-18.el8, libcurl-devel-7.61.1-18.el8 +1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    https://github.com/curl/curl — DSA-4881

    6 records Highest priority Priority HIGH 1 HIGH, 4 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2020-06701 Information disclosure in https://github.com/curl/curlPriority MEDIUM 51
    • TI-2020-06703 Improper certificate validation in https://github.com/curl/curlPriority MEDIUM 46
    • TI-2020-06649 Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.Priority MEDIUM 41
  • Advisory ·

    https://github.com/curl/curl — GLSA-202012-14

    4 records Highest priority Priority HIGH 1 HIGH, 3 MEDIUM

    Other records, highest priority first

    • TI-2020-06701 Information disclosure in https://github.com/curl/curlPriority MEDIUM 51
    • TI-2020-06703 Improper certificate validation in https://github.com/curl/curlPriority MEDIUM 46
    • TI-2020-06649 Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.Priority MEDIUM 41
Show 2 more groups
  • Advisory ·

    https://github.com/curl/curl — FEDORA-2020-7ab62c73bc

    3 records Highest priority Priority HIGH 1 HIGH, 2 MEDIUM

    Other records, highest priority first

    • TI-2020-06701 Information disclosure in https://github.com/curl/curlPriority MEDIUM 51
    • TI-2020-06703 Improper certificate validation in https://github.com/curl/curlPriority MEDIUM 46
  • Advisory ·

    https://github.com/curl/curl — FEDORA-2020-ceaf490686

    3 records Highest priority Priority HIGH 1 HIGH, 2 MEDIUM

    Other records, highest priority first

    • TI-2020-06701 Information disclosure in https://github.com/curl/curlPriority MEDIUM 51
    • TI-2020-06703 Improper certificate validation in https://github.com/curl/curlPriority MEDIUM 46

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Ceph Storage 2AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 5AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 7AffectedNo fix planned: Out of support scope
Red Hat Software CollectionsAffectedNo fix planned: Will not fix
JBoss Core Services Apache HTTP Server 2.4.37 SP8Fixed RHSA-2021:2471
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2021:1610
Red Hat JBoss Core Services on RHEL 7 ServerFixed RHSA-2021:2472
Red Hat JBoss Core Services on RHEL 8Fixed RHSA-2021:2472
Not affected: 2 products
  • .NET Core 2.1 on Red Hat Enterprise Linux
  • .NET Core 3.1 on Red Hat Enterprise Linux

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-8285
  2. 2026-10-03 Alias added: GHSA-4p2h-jggv-23jg

References

Sources