PYSEC-2021-877

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Import Source

https://github.com/pypa/advisory-database/blob/main/vulns/exiv2/PYSEC-2021-877.yaml

JSON Data

https://api.osv.dev/v1/vulns/PYSEC-2021-877

Aliases

CVE-2021-31292

Published

2021-07-26T17:15:00Z

Modified

2025-10-09T07:56:38.910270Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

[none]

Details

An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.

References

Affected packages

PyPI / exiv2

Package

Name: exiv2; View open source insights on deps.dev
Purl: pkg:pypi/exiv2

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.1

0.2

0.3

0.3.1

0.11.0

0.11.1

0.11.2

0.11.3

0.12.0

0.12.1

0.13.0

0.13.1

0.13.2

0.14.0

0.14.1

0.15.0

0.16.0

0.16.1

0.16.2

0.16.2.post1

0.16.3

0.16.3.post1

0.17.0

0.17.1

0.17.2

0.17.3

0.17.4

0.17.5

Database specific

source

"https://github.com/pypa/advisory-database/blob/main/vulns/exiv2/PYSEC-2021-877.yaml"