Debian update for gsasl



Published: 2022-07-25
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-2469
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
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gsasl (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU65759

Risk: Low

CVSSv3.1: 2.4 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-2469

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in the "lib/gssapi/server.c". A remote authenticated GSS-API client can send specially crafted request to the GNU SASL server, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.

Mitigation

Update gsasl package to one of the following versions: 1.8.0-8+deb10u1, 1.10.0-4+deb11u1.

Vulnerable software versions

gsasl (Debian package): before 1.10.0-4+deb11u1

External links

http://www.debian.org/security/2022/dsa-5189


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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