Buffer overflow in Libtiff
CVE-2023-3618
A flaw was found in libtiff. A specially crafted tiff file can lead to a segmentation fault due to a buffer overflow in the Fax3Encode function in libtiff/tif_fax3.c, resulting in a denial of service.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 66.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Libtiff
- Debian Linux — versions 10.0
- Fedora
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux — versions 8.0, 9.0
- Libtiff
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/security/cve/CVE-2023-3618 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-lts-announce/2023/07/msg00034.html (Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20230824-0012/
- support.apple.com/kb/HT214038
- support.apple.com/kb/HT214036
- support.apple.com/kb/HT214037
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-3618?
- CVE-2023-3618 is a medium-severity vulnerability in Libtiff, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2023-07-12.
- How severe is CVE-2023-3618?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-3618 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.