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Advisory details: pypa / exiv2/PYSEC-2021-886
Advisory ID pypa/exiv2/PYSEC-2021-886
Aliases CVE-2020-19716
PYSEC-2021-886
Summary A buffer overflow vulnerability in the Databuf function in types.cpp of Exiv2 v0.27.1 leads to a denial of service (DOS).
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-2021-886.yaml
Reference id Reference type URL
https://github.com/Exiv2/exiv2/issues/980
https://lists.debian.org/debian-lts-announce/2022/11/msg00013.html
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-2021-886.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.