CVE-2013-4355
Xen 4.3.x and earlier does not properly handle certain errors, which allows local HVM guests to obtain hypervisor stack memory via a (1) port or (2) memory mapped I/O write or (3) other unspecified
02 Description
Xen 4.3.x and earlier does not properly handle certain errors, which allows local HVM guests to obtain hypervisor stack memory via a (1) port or (2) memory mapped I/O write or (3) other unspecified
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.31% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 23.5% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-10-01 17:00Z13 YR AGO
- Last updated
- 2024-08-06 16:38Z2 YR AGO
- Reserved
- 2013-06-12
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- c34dc0201122e8e7effd17475c0f53f89e147812cf77bfa90555ae081d6f6a09
05 Affected products
06 References
- lists.opensuse.orgSUSE-SU-2014:0470http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
- www.openwall.com[oss-security] 20130930 Xen Security Advisory 63 (CVE-2013-4355) - Information leaks through I/O instruction emulationhttp://www.openwall.com/lists/oss-security/2013/09/30/1
- security.gentoo.orgGLSA-201407-03http://security.gentoo.org/glsa/glsa-201407-03.xml
- rhn.redhat.comRHSA-2013:1790http://rhn.redhat.com/errata/RHSA-2013-1790.html
- lists.opensuse.orgSUSE-SU-2014:0446http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
- www.debian.orgDSA-3006http://www.debian.org/security/2014/dsa-3006
- lists.opensuse.orgSUSE-SU-2014:0411http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html
- lists.opensuse.orgopenSUSE-SU-2013:1636http://lists.opensuse.org/opensuse-updates/2013-11/msg00009.html
07 Fixed in
Debian 12
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- xen Fixed in 4.4.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.