CVE-2021-3580
Severity
7.5HIGH
EPSS
0.1%
top 71.71%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 5
Latest updateMay 24
Description
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages4 packages
Also affects: Debian Linux 9.0, Enterprise Linux 7.0, 8.0
Patches
🔴Vulnerability Details
4GHSA▶
GHSA-52fp-4722-wcjw: A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext↗2022-05-24
OSV▶
CVE-2021-3580: A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext↗2021-08-05
CVEList▶
CVE-2021-3580: A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext↗2021-08-05
📋Vendor Advisories
5Microsoft▶
A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and↗2021-08-10
Debian▶
CVE-2021-3580: nettle - A flaw was found in the way nettle's RSA decryption functions handled specially ...↗2021
Cisco▶
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Interface Cross-Site Scripting Vulnerabilities↗2020-10-21