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Advisory details: pypa / exiv2/PYSEC-2019-247
Advisory ID pypa/exiv2/PYSEC-2019-247
Aliases CVE-2019-17402
PYSEC-2019-247
Summary Exiv2 0.27.2 allows attackers to trigger a crash in Exiv2::getULong in types.cpp when called from Exiv2::Internal::CiffDirectory::readDirectory in crwimage_int.cpp, because there is no validation of the relationship of the total size to the offset and size.
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
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
cvssv3.1 6.5 https://github.com/pypa/advisory-database/blob/main/vulns/exiv2/PYSEC-2019-247.yaml
Reference id Reference type URL
https://github.com/Exiv2/exiv2/issues/1019
https://lists.debian.org/debian-lts-announce/2019/12/msg00001.html
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
https://usn.ubuntu.com/4159-1/
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://github.com/pypa/advisory-database/blob/main/vulns/exiv2/PYSEC-2019-247.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.