Lucene search

Ubuntu.comUB:CVE-2021-38597

HistoryAug 12, 2021 - 12:00 a.m.

CVE-2021-38597

2021-08-1200:00:00

ubuntu.com

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

55.2%

JSON

wolfSSL before 4.8.1 incorrectly skips OCSP verification in certain
situations of irrelevant response data that contains the NoCheck extension.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchwolfssl< anyUNKNOWN
ubuntu20.04noarchwolfssl< anyUNKNOWN
ubuntu22.04noarchwolfssl< anyUNKNOWN
ubuntu23.10noarchwolfssl< anyUNKNOWN
ubuntu24.04noarchwolfssl< anyUNKNOWN
ubuntu16.04noarchwolfssl< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	wolfssl	< any	UNKNOWN
ubuntu	20.04	noarch	wolfssl	< any	UNKNOWN
ubuntu	22.04	noarch	wolfssl	< any	UNKNOWN
ubuntu	23.10	noarch	wolfssl	< any	UNKNOWN
ubuntu	24.04	noarch	wolfssl	< any	UNKNOWN
ubuntu	16.04	noarch	wolfssl	< any	UNKNOWN

References

github.com/wolfSSL/wolfssl/commit/f93083be72a3b3d956b52a7ec13f307a27b6e093

launchpad.net/bugs/cve/CVE-2021-38597

nvd.nist.gov/vuln/detail/CVE-2021-38597

security-tracker.debian.org/tracker/CVE-2021-38597

www.cve.org/CVERecord?id=CVE-2021-38597

www.wolfssl.com/docs/wolfssl-changelog/

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

55.2%

JSON

Related for UB:CVE-2021-38597