How severe is CVE-2025-2021?

This vulnerability has a severity rating of HIGH with a CVSS score of 7.8 out of 10.

What type of vulnerability is CVE-2025-2021?

This is classified as CWE-190, which is a common weakness in software security.

CVE-2025-2021 - HIGH Severity | CVSS 7.8

Vulnerability Description

Ashlar-Vellum Cobalt XE File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of XE files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25264.

Related Vulnerabilities

CVE-2002-2439

HIGH

CVSS:7.8(High)

Integer overflow in the new[] operator in gcc before 4.8.0 allows attackers to have unspecified impacts.

CWE-1902002

CVE-2004-2013

HIGH

CVSS:7.8(High)

Integer overflow in the SCTP_SOCKOPT_DEBUG_NAME SCTP socket option in socket.c in the Linux kernel 2.4.25 and earlier allows local users to execute arbitrary code via an optlen value of -1, which caus...

CWE-1902004

CVE-2011-1823

HIGH

CVSS:7.8(High)

The vold volume manager daemon on Android 3.0 and 2.x before 2.3.4 trusts messages that are received from a PF_NETLINK socket, which allows local users to execute arbitrary code and gain root privileg...

CWE-1902011

CVE-2012-0044

HIGH

CVSS:7.8(High)

Integer overflow in the drm_mode_dirtyfb_ioctl function in drivers/gpu/drm/drm_crtc.c in the Direct Rendering Manager (DRM) subsystem in the Linux kernel before 3.1.5 allows local users to gain privil...

CWE-1902012

CVE-2012-1185

HIGH

CVSS:7.8(High)

Multiple integer overflows in (1) magick/profile.c or (2) magick/property.c in ImageMagick 6.7.5 and earlier allow remote attackers to cause a denial of service (memory corruption) and possibly execut...

CWE-1902012

CVE-2012-5340

HIGH

CVSS:7.8(High)

SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the lex_number() function via a corrupt PDF file.

CWE-1902012