Heap-based buffer overflow in the xmlParseAttValueComplex function in parser.c in libxml2 before 2.7.0 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a long XML entity name.
Category
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
10.0
CVSS
Severity: Critical
CVSS 2.0 •
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS
Probability of exploitation activity in the next 30 days.
CVE-2008-3529 has been scored as a critical severity vulnerability.
How to fix CVE-2008-3529?
To fix CVE-2008-3529, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2008-3529 being actively exploited in the wild?
It is possible that CVE-2008-3529 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~59% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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