4.7

CVE-2012-3496: citrix xenserver Configuration

CVSS: 4.7v2.0MediumModified
AliasesDEBIAN-CVE-2012-3496
Published 23-11-2012Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2012-3496 is a medium (CVSS 4.7) Configuration vulnerability in citrix xenserver. EPSS estimates a 0.42% chance of exploitation in the next 30 days, higher than 34.7% of scored vulnerabilities.

Overall risk
19/100
0100
Low · default modelHow is this calculated?
CVSS score
4.7/10
010
Medium · v2.0 (NVD)
EPSS score
0.42%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1
DSA-2544-1

Timeline

  1. 23-11-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

XENMEM_populate_physmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service (BUG triggered and host crash) via invalid flags such as MEMF_populate_on_demand.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

0.42%

Chance of exploitation in the next 30 days

Percentile

35%

Versus all other CVEs

30-day change

0.00 pp

From 0.42% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.42%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Citrix1 product
Debian1 product
  • xen< 4.1.3-2
Xen1 product
  • xen4.0.0 | 4.1.0 | 4.2.0

3 vendors · 3 products

References

24 links
Show all 24 references