Out-of-bounds Read in Libexif Project
CVE-2017-7544
libexif through 0.6.21 is vulnerable to out-of-bounds heap read vulnerability in exif_data_save_data_entry function in libexif/exif-data.c caused by improper length computation of the allocated data of an ExifMnote entry which can cause denial-of-service or possibly information disclosure.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.033 (88.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.033 · newest: 0.033 · change: 0.000
Affected products
- Libexif Project
- Red Hat, Inc. Libexif — versions through 0.6.21
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceforge.net/p/libexif/bugs/130/ (Exploit, Third Party Advisory)
- usn.ubuntu.com/4277-1/ (vendor-advisory)
- lists.debian.org/debian-lts-announce/2020/05/msg00016.html (mailing-list)
- lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html (vendor-advisory)
Frequently asked questions
- What is CVE-2017-7544?
- CVE-2017-7544 is a critical-severity vulnerability in Libexif Project, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2017-09-21.
- How severe is CVE-2017-7544?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2017-7544 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.