SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-0990

Race condition in the FastCopy optimization in the Array.Copy method in metadata/icall.c in Mono, when Moonlight 2.x before 2.4.1 or 3.x before 3.99.3 is used, allows remote attackers to trigger a buffer overflow and modify internal data structures, and…

MEDIUM 5.8EPSS 2.16%

Does this matter?

Lower severity and a low EPSS score (2.16%). Track it; it rarely justifies an emergency change on its own.

Description

Race condition in the FastCopy optimization in the Array.Copy method in metadata/icall.c in Mono, when Moonlight 2.x before 2.4.1 or 3.x before 3.99.3 is used, allows remote attackers to trigger a buffer overflow and modify internal data structures, and cause a denial of service (plugin crash) or corrupt the internal state of the security manager, via a crafted media file in which a thread makes a change after a type check but before a copy action.

CVSS 2.0
5.8 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:P
EPSS
2.16% probability · 81th percentile
CISA KEV
Not listed
Weakness
CWE-362
Affected
mono/mono · novell/moonlight
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.