Vulnerability CVE-2017-17724
Published: 2018-02-12

Description:
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.

Type:

CWE-125

 (Out-of-bounds Read)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Exiv2 -> Exiv2 

 References:
https://access.redhat.com/errata/RHSA-2019:2101
https://bugzilla.redhat.com/show_bug.cgi?id=1524107
https://github.com/Exiv2/exiv2/issues/263
https://github.com/xiaoqx/pocs/blob/master/exiv2/readme.md
https://security.gentoo.org/glsa/201811-14
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