CVE-2023-50980

2023-12-1804:15:51

Debian Security Bug Tracker

security-tracker.debian.org

crypto++

cryptopp

denial of service

gf2n.cpp

der public-key data

f(2^m) curve

polynomial

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

7.1

Confidence

High

EPSS

0.001

Percentile

17.0%

JSON

gf2n.cpp in Crypto++ (aka cryptopp) through 8.9.0 allows attackers to cause a denial of service (application crash) via DER public-key data for an F(2^m) curve, if the degree of each term in the polynomial is not strictly decreasing.

OSVersionArchitecturePackageVersionFilename
Debian12alllibcrypto++<= 8.7.0+git220824-1libcrypto++_8.7.0+git220824-1_all.deb
Debian11alllibcrypto++<= 8.4.0-1libcrypto++_8.4.0-1_all.deb
Debian999alllibcrypto++<= 8.9.0-1.1libcrypto++_8.9.0-1.1_all.deb
Debian13alllibcrypto++<= 8.9.0-1.1libcrypto++_8.9.0-1.1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libcrypto++	<= 8.7.0+git220824-1	libcrypto++_8.7.0+git220824-1_all.deb
Debian	11	all	libcrypto++	<= 8.4.0-1	libcrypto++_8.4.0-1_all.deb
Debian	999	all	libcrypto++	<= 8.9.0-1.1	libcrypto++_8.9.0-1.1_all.deb
Debian	13	all	libcrypto++	<= 8.9.0-1.1	libcrypto++_8.9.0-1.1_all.deb