CVE-2021-31292: 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…

PriorityP337high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

2.56%

83.3th percentile

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.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	debian_linux	—	—
debian	exiv2	< exiv2 0.27.3-3.1 (bookworm)	exiv2 0.27.3-3.1 (bookworm)
exiv2	exiv2	—	—
exiv2	exiv2	>= 0 < 0.27.3-3+deb11u1	0.27.3-3+deb11u1
exiv2	exiv2	>= 0 < 0.27.3-3.1	0.27.3-3.1
exiv2	exiv2	>= 0 < 0.27.3-3.1	0.27.3-3.1
exiv2	exiv2	>= 0 < 0.27.3-3.1	0.27.3-3.1
fedoraproject	fedora	—	—
fedoraproject	fedora	—	—

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

osv7.5HIGH

vendor_debian7.5HIGH

vendor_redhat7.5HIGH

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