All vulnerabilities

Servers and applications

CVE-2015-8776

The strftime function in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly obtain sensitive information via an out-of-range time value.

Severity
Critical 9.1
Published
19 Apr 2016
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
4.8% in the next 30 daysHigher than 92% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
CWE-189
Attack
Over the network · No login needed · No user action needed
Attacker can
Read data · Take it down
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Sources
NVD

Affected software

SoftwareAffected versions
GNU C LibraryServers and applications · cpe:a:gnu:glibc
  • Every version up to 2.22

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-8776
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-8776