점검 대응높음KEV 미등록
CVE-2026-14570
TIMLEGGE Crypt::DSA 취약점
Crypt::DSA versions before 1.22 for Perl draw the DSA signing nonce and private key from a biased random generator, leading to private-key recovery. "Crypt::DSA::Util::makerandom forces the high bit of every value it returns to obtain an exactly N-bit integer for prime search. The signing nonce and the private key are drawn from makerandom. Because the high bit is always set, the result is not uniform: its top bit is fixed, producing insecure values." An attacker who collects a modest number of signatures under an affected key, together with the public key, can recover the private key with...
- 대응 우선순위
- 점검
- CVSS
- 7.5
- EPSS
- 0.32% 백분위 23.9% · 2026.08.03 기준
- CISA KEV
- 미등록
- 조치 기한
- -
- 공개일
- 2026.07.05