CVE-2018-20450

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.

CVSS v3.0

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

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS

1.06% chance of exploitation in the next 30 days, 62th percentile

Published

2018-12-25

Updated

2024-08-05

Proof-of-concept exploits (1)

• evanmiller/libxls/issues/34

References

• CVE Record
• NVD entry

Related

• CVE-2018-20452
• CVE-2018-20448
• CVE-2018-20451
• CVE-2018-20434
• CVE-2018-20432
• CVE-2018-20453