CVE-2016-8621
The `curl_getdate` function in curl before version 7.51.0 is vulnerable to an out of bounds read if it receives an input with one digit short.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The `curl_getdate` function in curl before version 7.51.0 is vulnerable to an out of bounds read if it receives an input with one digit short.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 4.82% probability · 92th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- haxx/curl
- Source
- secalert@redhat.com
EPSS 4.8% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.securityfocus.com/bid/94101Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037192Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:2486Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3558
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8621Issue Tracking, Patch, Third Party Advisory
- https://curl.haxx.se/CVE-2016-8621.patchPatch, Vendor Advisory
- https://curl.haxx.se/docs/adv_20161102G.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201701-47Third Party Advisory
- https://www.tenable.com/security/tns-2016-21Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.securityfocus.com/bid/94101Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037192Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:2486Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3558
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8621Issue Tracking, Patch, Third Party Advisory
- https://curl.haxx.se/CVE-2016-8621.patchPatch, Vendor Advisory
- https://curl.haxx.se/docs/adv_20161102G.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201701-47Third Party Advisory
- https://www.tenable.com/security/tns-2016-21Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.