CVE-2018-20450

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

The read_MSAT function in ole.c in libxls 1.4.0 has a double free that allows attackers to cause a denial of service (application crash) via a crafted file, a different vulnerability than CVE-2017-2897.

Metrics

CVSS 3.0 6.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-415

Affected software

No affected versions have been published.

Timeline

Published
Dec 25, 2018
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

CVE-2018-204516.5The process_file function in reader.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allows attackers to cause a denialCVE-2018-204528.8The read_MSAT_body function in ole.c in libxls 1.4.0 has an invalid free that allows attackers to cause a denial of service (application craCVE-2018-204536.5The getlong function in numutils.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allows attackers to cause a denial ofCVE-2018-204546.1An issue was discovered in 74cms v4.2.111. upload/index.php?c=resume&a=resume_list has XSS via the key parameter.CVE-2018-204555.5In radare2 prior to 3.1.1, the parseOperand function inside libr/asm/p/asm_x86_nz.c may allow attackers to cause a denial of service (applicCVE-2018-204565.5In radare2 prior to 3.1.1, the parseOperand function inside libr/asm/p/asm_x86_nz.c may allow attackers to cause a denial of service (applicCVE-2018-204575.5In radare2 through 3.1.3, the assemble function inside libr/asm/p/asm_arm_cs.c allows attackers to cause a denial-of-service (application crCVE-2018-204585.5In radare2 prior to 3.1.1, r_bin_dyldcache_extract in libr/bin/format/mach0/dyldcache.c may allow attackers to cause a denial-of-service (apCVE-2018-204595.5In radare2 through 3.1.3, the armass_assemble function in libr/asm/arch/arm/armass.c allows attackers to cause a denial-of-service (applicatCVE-2018-204605.5In radare2 prior to 3.1.2, the parseOperands function in libr/asm/arch/arm/armass64.c allows attackers to cause a denial-of-service (applicaCVE-2018-204615.5In radare2 prior to 3.1.1, core_anal_bytes in libr/core/cmd_anal.c allows attackers to cause a denial-of-service (application crash caused bCVE-2018-204626.1An issue was discovered in the JSmol2WP plugin 1.07 for WordPress. A cross-site scripting (XSS) vulnerability allows remote attackers to inj
CVE-2018-20450: Medium severity, CVSS 6.5 | Vulnix