CVE-2022-2469 : GNU SASL libgsasl server-side read-out-of-bounds with malicious authenticated GS

GNU SASL libgsasl server-side read-out-of-bounds with malicious authenticated GSS-API client

Published 2022-07-19 16:15:09

Updated 2022-10-26 02:54:34

Source GitLab Inc.

View at NVD, CVE.org

Products affected by CVE-2022-2469

Debian » Debian Linux » Version: 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
Matching versions
GNU » Gnu Sasl
Versions before (<) 2.0.1
cpe:2.3:a:gnu:gnu_sasl:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.28%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 69 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.8	LOW	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L	1.2	2.5	GitLab Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: None Integrity: Low Availability: Low
8.1	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H	2.8	5.2	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

https://gitlab.com/gsasl/gsasl/-/commit/796e4197f696261c1f872d7576371232330bcc30

GSSAPI server: Boundary check gss_wrap token (read OOB). (796e4197) · Commits · gsasl / gsasl · GitLab
Patch;Third Party Advisory
https://www.debian.org/security/2022/dsa-5189

Debian -- Security Information -- DSA-5189-1 gsasl
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2469.json

2022/CVE-2022-2469.json · master · GitLab.org / cves · GitLab
Third Party Advisory;VDB Entry

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