CVE-2019-5436
A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl versions 7.19.4 through 7.64.1.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 49.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl versions 7.19.4 through 7.64.1.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 49.74% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- haxx/libcurl · opensuse/leap · fedoraproject/fedora · debian/debian linux · f5/traffix signaling delivery controller · netapp/hci management node · netapp/solidfire · netapp/steelstore cloud integrated storage · oracle/enterprise manager ops center · oracle/mysql server · oracle/oss support tools
- Source
- support@hackerone.com
EPSS 49.7% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00008.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00017.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/09/11/6Mailing List, Patch, Third Party Advisory
- https://curl.haxx.se/docs/CVE-2019-5436.htmlExploit, Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SMG3V4VTX2SE3EW3HQTN3DDLQBTORQC2/
- https://seclists.org/bugtraq/2020/Feb/36Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-29Third Party Advisory
- https://security.netapp.com/advisory/ntap-20190606-0004/Third Party Advisory
- https://support.f5.com/csp/article/K55133295Third Party Advisory
- https://support.f5.com/csp/article/K55133295?utm_source=f5support&%3Butm_medium=RSS
- https://www.debian.org/security/2020/dsa-4633Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2020.htmlThird Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00008.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00017.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/09/11/6Mailing List, Patch, Third Party Advisory
- https://curl.haxx.se/docs/CVE-2019-5436.htmlExploit, Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SMG3V4VTX2SE3EW3HQTN3DDLQBTORQC2/
- https://seclists.org/bugtraq/2020/Feb/36Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202003-29Third Party Advisory
- https://security.netapp.com/advisory/ntap-20190606-0004/Third Party Advisory
- https://support.f5.com/csp/article/K55133295Third Party Advisory
- https://support.f5.com/csp/article/K55133295?utm_source=f5support&%3Butm_medium=RSS
- https://www.debian.org/security/2020/dsa-4633Third Party Advisory
- https://www.oracle.com/security-alerts/cpuapr2020.htmlThird Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.htmlPatch, Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.