Out-of-bounds Read in Exiv2
CVE-2017-17724
In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::IptcData::printStructure function in iptc.cpp, related to the "!= 0x1c" case. Remote attackers can exploit this vulnerability to cause a denial of service via a crafted TIFF file.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Exiv2 — versions 0.26
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/Exiv2/exiv2/issues/263
- github.com/xiaoqx/pocs/blob/master/exiv2/readme.md
- security.gentoo.org/glsa/201811-14 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- access.redhat.com/errata/RHSA-2019:2101 (vendor-advisory)
Frequently asked questions
- What is CVE-2017-17724?
- CVE-2017-17724 is a medium-severity vulnerability in Exiv2, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2018-02-12.
- How severe is CVE-2017-17724?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2017-17724 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.