Cabextract Libmspack vulnerabilities

CVE-2018-14682 [HIGH] CWE-193 CVE-2018-14682: An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the TOLOWER() macro for CHM decompression.

CVE-2018-14681 [HIGH] CWE-787 CVE-2018-14681: An issue was discovered in kwajd_read_headers in mspack/kwajd.c in libmspack before 0.7alpha. Bad KW An issue was discovered in kwajd_read_headers in mspack/kwajd.c in libmspack before 0.7alpha. Bad KWAJ file header extensions could cause a one or two byte overwrite.

CVE-2018-14679 [MEDIUM] CWE-193 CVE-2018-14679: An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).

CVE-2018-14680 [MEDIUM] CWE-20 CVE-2018-14680: An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. It does not reject blank CHM An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. It does not reject blank CHM filenames.