UpHeron
All vulnerabilities

Servers and applications

CVE-2013-1964

Xen 4.0.x and 4.1.x incorrectly releases a grant reference when releasing a non-v1, non-transitive grant, which allows local guest administrators to cause a denial of service (host crash), obtain sensitive information, or possibly have other impacts via unspecified vectors.

Severity
Medium 6.9
Published
21 May 2013
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
0.3% in the next 30 daysHigher than 28% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-264
Attack
Needs local access · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:L/AC:M/Au:N/C:C/I:C/A:C
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • Version 4.1.5
  • Version 4.1.4
  • Version 4.1.3
  • Version 4.1.2
All 11 release lines
  • Version 4.0.0
  • Version 4.0.1
  • Version 4.0.2
  • Version 4.0.3
  • Version 4.0.4
  • Version 4.1.0
  • Version 4.1.1
  • Version 4.1.2
  • Version 4.1.3
  • Version 4.1.4
  • Version 4.1.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-1964
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-1964