High severity7.5NVD Advisory· Published Dec 14, 2020· Updated Jun 17, 2026
CVE-2020-8231
CVE-2020-8231
Description
Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18- libcurl/libcurldescription
- osv-coords15 versionspkg:rpm/opensuse/curl&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/curl&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/curl&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/curl-mini&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/curl-mini&distro=openSUSE%20Leap%2015.2pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/curl&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/curl&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/curl-openssl1&distro=SUSE%20Linux%20Enterprise%20Server%2011-SECURITY
< 7.60.0-lp151.5.15.1+ 14 more
- (no CPE)range: < 7.60.0-lp151.5.15.1
- (no CPE)range: < 7.66.0-lp152.3.6.1
- (no CPE)range: < 7.79.1-1.1
- (no CPE)range: < 7.60.0-lp151.5.15.1
- (no CPE)range: < 7.66.0-lp152.3.9.1
- (no CPE)range: < 7.60.0-3.32.1
- (no CPE)range: < 7.66.0-4.6.1
- (no CPE)range: < 7.60.0-4.20.1
- (no CPE)range: < 7.60.0-11.6.1
- (no CPE)range: < 7.60.0-4.20.1
- (no CPE)range: < 7.60.0-11.6.1
- (no CPE)range: < 7.60.0-11.6.1
- (no CPE)range: < 7.60.0-4.20.1
- (no CPE)range: < 7.60.0-4.20.1
- (no CPE)range: < 7.37.0-70.52.2
Patches
Vulnerability mechanics
References
8- cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfnvdPatchThird Party Advisory
- curl.haxx.se/docs/CVE-2020-8231.htmlnvdPatchThird Party Advisory
- www.oracle.com/security-alerts/cpuapr2022.htmlnvdPatchThird Party Advisory
- hackerone.com/reports/948876nvdExploitIssue TrackingPatchThird Party Advisory
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3EnvdMailing ListThird Party Advisory
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3EnvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/202012-14nvdThird Party Advisory
- www.debian.org/security/2021/dsa-4881nvdThird Party Advisory
News mentions
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