Integer overflow in Libtiff
CVE-2020-35523
An integer overflow flaw was found in libtiff that exists in the tif_getimage.c file. This flaw allows an attacker to inject and execute arbitrary code when a user opens a crafted TIFF file. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Vulnerability class: Integer Overflow
EPSS: 0.019 (77.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Libtiff
- Netapp Ontap_select_deploy_administration_utility
- Debian Debian_linux — versions 9.0, 10.0
- Redhat Enterprise_linux — versions 6.0, 7.0, 8.0
- N/a Libtiff — versions libtiff 4.2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- 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)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-35523?
- CVE-2020-35523 is a high-severity vulnerability in Libtiff, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2021-03-09.
- How severe is CVE-2020-35523?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-35523 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.