Buffer overflow in Libtiff
CVE-2020-35522
In LibTIFF, there is a memory malloc failure in tif_pixarlog.c. A crafted TIFF document can lead to an abort, resulting in a remote denial of service attack.
Vulnerability class: Buffer Overflow
EPSS: 0.016 (72.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Libtiff
- Netapp Ontap_select_deploy_administration_utility
- Fedoraproject Fedora — versions 33
- Redhat Enterprise_linux — versions 6.0, 7.0, 8.0
- N/a Libtiff — versions libtiff 4.2.0
Weakness classification (CWE)
References
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-35522?
- CVE-2020-35522 is a medium-severity vulnerability in Libtiff, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2021-03-09.
- How severe is CVE-2020-35522?
- Medium severity. CVSS v3 base score is 5.5 out of 10.