CVE-2020-8231
HIGH
7.5
CVSS Score
Published: December 14, 2020 at 07:39 PM UTC
Updated: October 14, 2026 at 09:17 AM UTC
6 products affected across 5 vendorsDebian LinuxCommunications Cloud Native Core PolicySinec Infrastructure Network Services
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Severity
HIGH7.5
Exploit prediction
EPSS 5%
Description
Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%All versionsv < 1.0.1.1
Affected range stops below 1.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.2.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.0.6, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (10)
x_refsource_CONFIRMPatchThird Party Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfx_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://curl.haxx.se/docs/CVE-2020-8231.htmlx_refsource_MISCExploitIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/948876Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3EMailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3EVendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202012-14Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2021/dsa-4881x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://www.oracle.com/security-alerts/cpuapr2022.htmlCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416
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