Staging Environment: Content and features may be unstable or change without notice.
Advisory details: pypa / exiv2/PYSEC-2017-127
Advisory ID pypa/exiv2/PYSEC-2017-127
Aliases CVE-2017-12955
PYSEC-2017-127
Summary There is a heap-based buffer overflow in basicio.cpp of Exiv2 0.26. The vulnerability causes an out-of-bounds write in Exiv2::Image::printIFDStructure(), which may lead to remote denial of service or possibly unspecified other impact.
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (0)
There are no known CWE.
System Score Found at
cvssv3 8.8 https://github.com/pypa/advisory-database/blob/main/vulns/exiv2/PYSEC-2017-127.yaml
Reference id Reference type URL
https://bugzilla.redhat.com/show_bug.cgi?id=1482295
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://github.com/pypa/advisory-database/blob/main/vulns/exiv2/PYSEC-2017-127.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.